663884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 1326528

約数和(自身を除く): 662644

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 751, 884, 1502, 3004, 9763, 12767, 19526, 25534, 39052, 51068, 165971, 331942, 663884]

約数ペア:

[(1, 663884), (2, 331942), (4, 165971), (13, 51068), (17, 39052), (26, 25534), (34, 19526), (52, 12767), (68, 9763), (221, 3004), (442, 1502), (751, 884)]