247384

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 497340

約数和(自身を除く): 249956

約数列:

[1, 2, 4, 8, 17, 34, 68, 107, 136, 214, 289, 428, 578, 856, 1156, 1819, 2312, 3638, 7276, 14552, 30923, 61846, 123692, 247384]

約数ペア:

[(1, 247384), (2, 123692), (4, 61846), (8, 30923), (17, 14552), (34, 7276), (68, 3638), (107, 2312), (136, 1819), (214, 1156), (289, 856), (428, 578)]