139486258

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 234368640

約数和(自身を除く): 94882382

約数列:

[1, 2, 17, 19, 34, 38, 263, 323, 526, 646, 821, 1642, 4471, 4997, 8942, 9994, 13957, 15599, 27914, 31198, 84949, 169898, 215923, 265183, 431846, 530366, 3670691, 4102537, 7341382, 8205074, 69743129, 139486258]

約数ペア:

[(1, 139486258), (2, 69743129), (17, 8205074), (19, 7341382), (34, 4102537), (38, 3670691), (263, 530366), (323, 431846), (526, 265183), (646, 215923), (821, 169898), (1642, 84949), (4471, 31198), (4997, 27914), (8942, 15599), (9994, 13957)]