644927162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{4951}}^1$

素因数の和:5186

約数の個数: 32

約数和(自身を含む): 1095303168

約数和(自身を除く): 450376006

約数列:

[1, 2, 11, 22, 31, 62, 191, 341, 382, 682, 2101, 4202, 4951, 5921, 9902, 11842, 54461, 65131, 108922, 130262, 153481, 306962, 945641, 1688291, 1891282, 3376582, 10402051, 20804102, 29314871, 58629742, 322463581, 644927162]

約数ペア:

[(1, 644927162), (2, 322463581), (11, 58629742), (22, 29314871), (31, 20804102), (62, 10402051), (191, 3376582), (341, 1891282), (382, 1688291), (682, 945641), (2101, 306962), (4202, 153481), (4951, 130262), (5921, 108922), (9902, 65131), (11842, 54461)]