214970455

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{77747}}^1$

素因数の和:77838

約数の個数: 16

約数和(自身を含む): 298552320

約数和(自身を除く): 83581865

約数列:

[1, 5, 7, 35, 79, 395, 553, 2765, 77747, 388735, 544229, 2721145, 6142013, 30710065, 42994091, 214970455]

約数ペア:

[(1, 214970455), (5, 42994091), (7, 30710065), (35, 6142013), (79, 2721145), (395, 544229), (553, 388735), (2765, 77747)]