64810042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{21503}}^1$

素因数の和:21653

約数の個数: 16

約数和(自身を含む): 106831872

約数和(自身を除く): 42021830

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 21503, 43006, 236533, 473066, 2945911, 5891822, 32405021, 64810042]

約数ペア:

[(1, 64810042), (2, 32405021), (11, 5891822), (22, 2945911), (137, 473066), (274, 236533), (1507, 43006), (3014, 21503)]