31942239

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1687

約数の個数: 32

約数和(自身を含む): 52061184

約数和(自身を除く): 20118945

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1613, 2829, 4839, 6601, 11291, 19803, 33873, 37099, 66133, 111297, 198399, 259693, 462931, 779079, 1388793, 1521059, 4563177, 10647413, 31942239]

約数ペア:

[(1, 31942239), (3, 10647413), (7, 4563177), (21, 1521059), (23, 1388793), (41, 779079), (69, 462931), (123, 259693), (161, 198399), (287, 111297), (483, 66133), (861, 37099), (943, 33873), (1613, 19803), (2829, 11291), (4839, 6601)]