331192810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149861}}^1$

素因数の和:149898

約数の個数: 32

約数和(自身を含む): 679774032

約数和(自身を除く): 348581222

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 149861, 299722, 749305, 1498610, 1948193, 2547637, 3896386, 5095274, 9740965, 12738185, 19481930, 25476370, 33119281, 66238562, 165596405, 331192810]

約数ペア:

[(1, 331192810), (2, 165596405), (5, 66238562), (10, 33119281), (13, 25476370), (17, 19481930), (26, 12738185), (34, 9740965), (65, 5095274), (85, 3896386), (130, 2547637), (170, 1948193), (221, 1498610), (442, 749305), (1105, 299722), (2210, 149861)]