400086

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 921600

約数和(自身を除く): 521514

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 239, 279, 478, 558, 717, 837, 1434, 1674, 2151, 4302, 6453, 7409, 12906, 14818, 22227, 44454, 66681, 133362, 200043, 400086]

約数ペア:

[(1, 400086), (2, 200043), (3, 133362), (6, 66681), (9, 44454), (18, 22227), (27, 14818), (31, 12906), (54, 7409), (62, 6453), (93, 4302), (186, 2151), (239, 1674), (279, 1434), (478, 837), (558, 717)]