25897778

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 39709824

約数和(自身を除く): 13812046

約数列:

[1, 2, 67, 134, 157, 314, 1231, 2462, 10519, 21038, 82477, 164954, 193267, 386534, 12948889, 25897778]

約数ペア:

[(1, 25897778), (2, 12948889), (67, 386534), (134, 193267), (157, 164954), (314, 82477), (1231, 21038), (2462, 10519)]