131453217

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 222937728

約数和(自身を除く): 91484511

約数列:

[1, 3, 7, 9, 21, 63, 73, 101, 219, 283, 303, 511, 657, 707, 849, 909, 1533, 1981, 2121, 2547, 4599, 5943, 6363, 7373, 17829, 20659, 22119, 28583, 51611, 61977, 66357, 85749, 144613, 154833, 185931, 200081, 257247, 433839, 464499, 600243, 1301517, 1800729, 2086559, 6259677, 14605913, 18779031, 43817739, 131453217]

約数ペア:

[(1, 131453217), (3, 43817739), (7, 18779031), (9, 14605913), (21, 6259677), (63, 2086559), (73, 1800729), (101, 1301517), (219, 600243), (283, 464499), (303, 433839), (511, 257247), (657, 200081), (707, 185931), (849, 154833), (909, 144613), (1533, 85749), (1981, 66357), (2121, 61977), (2547, 51611), (4599, 28583), (5943, 22119), (6363, 20659), (7373, 17829)]