408212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 833280

約数和(自身を除く): 425068

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 239, 244, 427, 478, 854, 956, 1673, 1708, 3346, 6692, 14579, 29158, 58316, 102053, 204106, 408212]

約数ペア:

[(1, 408212), (2, 204106), (4, 102053), (7, 58316), (14, 29158), (28, 14579), (61, 6692), (122, 3346), (239, 1708), (244, 1673), (427, 956), (478, 854)]