3858908417

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 5184455976

約数和(自身を除く): 1325547559

約数列:

[1, 7, 13, 19, 49, 91, 97, 133, 173, 247, 361, 637, 679, 931, 1211, 1261, 1729, 1843, 2249, 2527, 3287, 4693, 4753, 8477, 8827, 12103, 12901, 15743, 16781, 17689, 23009, 23959, 32851, 35017, 42731, 61789, 62453, 90307, 110201, 117467, 161063, 167713, 218153, 229957, 245119, 299117, 318839, 437171, 455221, 811889, 822269, 1173991, 1527071, 1715833, 2093819, 2231873, 3060197, 3186547, 4144907, 5683223, 6057941, 10689497, 15623111, 22305829, 29014349, 39782561, 42405587, 78753233, 203100443, 296839109, 551272631, 3858908417]

約数ペア:

[(1, 3858908417), (7, 551272631), (13, 296839109), (19, 203100443), (49, 78753233), (91, 42405587), (97, 39782561), (133, 29014349), (173, 22305829), (247, 15623111), (361, 10689497), (637, 6057941), (679, 5683223), (931, 4144907), (1211, 3186547), (1261, 3060197), (1729, 2231873), (1843, 2093819), (2249, 1715833), (2527, 1527071), (3287, 1173991), (4693, 822269), (4753, 811889), (8477, 455221), (8827, 437171), (12103, 318839), (12901, 299117), (15743, 245119), (16781, 229957), (17689, 218153), (23009, 167713), (23959, 161063), (32851, 117467), (35017, 110201), (42731, 90307), (61789, 62453)]