2017373715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:978

約数の個数: 128

約数和(自身を含む): 4269957120

約数和(自身を除く): 2252583405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 53, 63, 105, 135, 141, 159, 189, 235, 265, 315, 329, 371, 423, 477, 705, 795, 857, 945, 987, 1113, 1269, 1431, 1645, 1855, 2115, 2385, 2491, 2571, 2961, 3339, 4285, 4935, 5565, 5999, 6345, 7155, 7473, 7713, 8883, 10017, 12455, 12855, 14805, 16695, 17437, 17997, 22419, 23139, 29995, 37365, 38565, 40279, 44415, 45421, 50085, 52311, 53991, 67257, 87185, 89985, 112095, 115695, 120837, 136263, 156933, 161973, 201395, 227105, 261555, 269955, 281953, 317947, 336285, 362511, 408789, 470799, 604185, 681315, 784665, 809865, 845859, 953841, 1087533, 1226367, 1409765, 1589735, 1812555, 2043945, 2134787, 2353995, 2537577, 2861523, 4229295, 4769205, 5437665, 6131835, 6404361, 7612731, 8584569, 10673935, 12687885, 14307615, 14943509, 19213083, 32021805, 38063655, 42922845, 44830527, 57639249, 74717545, 96065415, 134491581, 224152635, 288196245, 403474743, 672457905, 2017373715]

約数ペア:

[(1, 2017373715), (3, 672457905), (5, 403474743), (7, 288196245), (9, 224152635), (15, 134491581), (21, 96065415), (27, 74717545), (35, 57639249), (45, 44830527), (47, 42922845), (53, 38063655), (63, 32021805), (105, 19213083), (135, 14943509), (141, 14307615), (159, 12687885), (189, 10673935), (235, 8584569), (265, 7612731), (315, 6404361), (329, 6131835), (371, 5437665), (423, 4769205), (477, 4229295), (705, 2861523), (795, 2537577), (857, 2353995), (945, 2134787), (987, 2043945), (1113, 1812555), (1269, 1589735), (1431, 1409765), (1645, 1226367), (1855, 1087533), (2115, 953841), (2385, 845859), (2491, 809865), (2571, 784665), (2961, 681315), (3339, 604185), (4285, 470799), (4935, 408789), (5565, 362511), (5999, 336285), (6345, 317947), (7155, 281953), (7473, 269955), (7713, 261555), (8883, 227105), (10017, 201395), (12455, 161973), (12855, 156933), (14805, 136263), (16695, 120837), (17437, 115695), (17997, 112095), (22419, 89985), (23139, 87185), (29995, 67257), (37365, 53991), (38565, 52311), (40279, 50085), (44415, 45421)]