12857778

素因数分解:

$2^1\times 3^4\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:724

約数の個数: 40

約数和(自身を含む): 29069040

約数和(自身を除く): 16211262

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 139, 162, 278, 417, 571, 834, 1142, 1251, 1713, 2502, 3426, 3753, 5139, 7506, 10278, 11259, 15417, 22518, 30834, 46251, 79369, 92502, 158738, 238107, 476214, 714321, 1428642, 2142963, 4285926, 6428889, 12857778]

約数ペア:

[(1, 12857778), (2, 6428889), (3, 4285926), (6, 2142963), (9, 1428642), (18, 714321), (27, 476214), (54, 238107), (81, 158738), (139, 92502), (162, 79369), (278, 46251), (417, 30834), (571, 22518), (834, 15417), (1142, 11259), (1251, 10278), (1713, 7506), (2502, 5139), (3426, 3753)]