407993168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{1657}}^1$

素因数の和:3075

約数の個数: 40

約数和(自身を含む): 863486400

約数和(自身を除く): 455493232

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1399, 1657, 2798, 3314, 5596, 6628, 11192, 13256, 15389, 18227, 22384, 26512, 30778, 36454, 61556, 72908, 123112, 145816, 246224, 291632, 2318143, 4636286, 9272572, 18545144, 25499573, 37090288, 50999146, 101998292, 203996584, 407993168]

約数ペア:

[(1, 407993168), (2, 203996584), (4, 101998292), (8, 50999146), (11, 37090288), (16, 25499573), (22, 18545144), (44, 9272572), (88, 4636286), (176, 2318143), (1399, 291632), (1657, 246224), (2798, 145816), (3314, 123112), (5596, 72908), (6628, 61556), (11192, 36454), (13256, 30778), (15389, 26512), (18227, 22384)]