317382455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 420396480

約数和(自身を除く): 103014025

約数列:

[1, 5, 13, 65, 83, 89, 415, 445, 661, 1079, 1157, 3305, 5395, 5785, 7387, 8593, 36935, 42965, 54863, 58829, 96031, 274315, 294145, 480155, 713219, 764777, 3566095, 3823885, 4882807, 24414035, 63476491, 317382455]

約数ペア:

[(1, 317382455), (5, 63476491), (13, 24414035), (65, 4882807), (83, 3823885), (89, 3566095), (415, 764777), (445, 713219), (661, 480155), (1079, 294145), (1157, 274315), (3305, 96031), (5395, 58829), (5785, 54863), (7387, 42965), (8593, 36935)]