20792803395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 41487925248

約数和(自身を除く): 20695121853

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 173, 191, 195, 273, 455, 461, 519, 573, 865, 955, 1211, 1337, 1365, 1383, 2249, 2305, 2483, 2595, 2865, 3227, 3633, 4011, 5993, 6055, 6685, 6747, 6915, 7449, 9681, 11245, 12415, 15743, 16135, 17381, 17979, 18165, 20055, 29965, 33043, 33735, 37245, 41951, 47229, 48405, 52143, 78715, 79753, 86905, 88051, 89895, 99129, 125853, 165215, 209755, 231301, 236145, 239259, 260715, 264153, 398765, 429559, 440255, 495645, 558271, 616357, 629265, 693903, 1036789, 1144663, 1156505, 1196295, 1288677, 1320765, 1674813, 1849071, 2147795, 2791355, 3006913, 3081785, 3110367, 3433989, 3469515, 5183945, 5723315, 6443385, 7257523, 8012641, 8374065, 9020739, 9245355, 15034565, 15232823, 15551835, 17169945, 21772569, 24037923, 36287615, 40063205, 45103695, 45698469, 76164115, 106629761, 108862845, 120189615, 198026699, 228492345, 319889283, 533148805, 594080097, 990133495, 1386186893, 1599446415, 2970400485, 4158560679, 6930934465, 20792803395]

約数ペア:

[(1, 20792803395), (3, 6930934465), (5, 4158560679), (7, 2970400485), (13, 1599446415), (15, 1386186893), (21, 990133495), (35, 594080097), (39, 533148805), (65, 319889283), (91, 228492345), (105, 198026699), (173, 120189615), (191, 108862845), (195, 106629761), (273, 76164115), (455, 45698469), (461, 45103695), (519, 40063205), (573, 36287615), (865, 24037923), (955, 21772569), (1211, 17169945), (1337, 15551835), (1365, 15232823), (1383, 15034565), (2249, 9245355), (2305, 9020739), (2483, 8374065), (2595, 8012641), (2865, 7257523), (3227, 6443385), (3633, 5723315), (4011, 5183945), (5993, 3469515), (6055, 3433989), (6685, 3110367), (6747, 3081785), (6915, 3006913), (7449, 2791355), (9681, 2147795), (11245, 1849071), (12415, 1674813), (15743, 1320765), (16135, 1288677), (17381, 1196295), (17979, 1156505), (18165, 1144663), (20055, 1036789), (29965, 693903), (33043, 629265), (33735, 616357), (37245, 558271), (41951, 495645), (47229, 440255), (48405, 429559), (52143, 398765), (78715, 264153), (79753, 260715), (86905, 239259), (88051, 236145), (89895, 231301), (99129, 209755), (125853, 165215)]