64368538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{27817}}^1$

素因数の和:27921

約数の個数: 16

約数和(自身を含む): 105152040

約数和(自身を除く): 40783502

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 27817, 55634, 361621, 723242, 2475713, 4951426, 32184269, 64368538]

約数ペア:

[(1, 64368538), (2, 32184269), (13, 4951426), (26, 2475713), (89, 723242), (178, 361621), (1157, 55634), (2314, 27817)]