247969652

素因数分解:

$2^2\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{4457}}^1$

素因数の和:6455

約数の個数: 24

約数和(自身を含む): 496300224

約数和(自身を除く): 248330572

約数列:

[1, 2, 4, 7, 14, 28, 1987, 3974, 4457, 7948, 8914, 13909, 17828, 27818, 31199, 55636, 62398, 124796, 8856059, 17712118, 35424236, 61992413, 123984826, 247969652]

約数ペア:

[(1, 247969652), (2, 123984826), (4, 61992413), (7, 35424236), (14, 17712118), (28, 8856059), (1987, 124796), (3974, 62398), (4457, 55636), (7948, 31199), (8914, 27818), (13909, 17828)]