289387892

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{271}}^1\times {\mathrm{1117}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 510881280

約数和(自身を除く): 221493388

約数列:

[1, 2, 4, 239, 271, 478, 542, 956, 1084, 1117, 2234, 4468, 64769, 129538, 259076, 266963, 302707, 533926, 605414, 1067852, 1210828, 72346973, 144693946, 289387892]

約数ペア:

[(1, 289387892), (2, 144693946), (4, 72346973), (239, 1210828), (271, 1067852), (478, 605414), (542, 533926), (956, 302707), (1084, 266963), (1117, 259076), (2234, 129538), (4468, 64769)]