172935465

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1361}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 284777856

約数和(自身を除く): 111842391

約数列:

[1, 3, 5, 15, 43, 129, 197, 215, 591, 645, 985, 1361, 2955, 4083, 6805, 8471, 20415, 25413, 42355, 58523, 127065, 175569, 268117, 292615, 804351, 877845, 1340585, 4021755, 11529031, 34587093, 57645155, 172935465]

約数ペア:

[(1, 172935465), (3, 57645155), (5, 34587093), (15, 11529031), (43, 4021755), (129, 1340585), (197, 877845), (215, 804351), (591, 292615), (645, 268117), (985, 175569), (1361, 127065), (2955, 58523), (4083, 42355), (6805, 25413), (8471, 20415)]