15233421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 24816640

約数和(自身を除く): 9583219

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 523, 1387, 1533, 1569, 3661, 4161, 9709, 9937, 10983, 29127, 29811, 38179, 69559, 114537, 208677, 267253, 725401, 801759, 2176203, 5077807, 15233421]

約数ペア:

[(1, 15233421), (3, 5077807), (7, 2176203), (19, 801759), (21, 725401), (57, 267253), (73, 208677), (133, 114537), (219, 69559), (399, 38179), (511, 29811), (523, 29127), (1387, 10983), (1533, 9937), (1569, 9709), (3661, 4161)]