397238465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{77359}}^1$

素因数の和:77456

約数の個数: 16

約数和(自身を含む): 519859200

約数和(自身を除く): 122620735

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 77359, 386795, 1005667, 5028335, 6111361, 30556805, 79447693, 397238465]

約数ペア:

[(1, 397238465), (5, 79447693), (13, 30556805), (65, 6111361), (79, 5028335), (395, 1005667), (1027, 386795), (5135, 77359)]