400604643

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2083}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 630201600

約数和(自身を除く): 229596957

約数列:

[1, 3, 9, 17, 27, 51, 153, 419, 459, 1257, 2083, 3771, 6249, 7123, 11313, 18747, 21369, 35411, 56241, 64107, 106233, 192321, 318699, 872777, 956097, 2618331, 7854993, 14837209, 23564979, 44511627, 133534881, 400604643]

約数ペア:

[(1, 400604643), (3, 133534881), (9, 44511627), (17, 23564979), (27, 14837209), (51, 7854993), (153, 2618331), (419, 956097), (459, 872777), (1257, 318699), (2083, 192321), (3771, 106233), (6249, 64107), (7123, 56241), (11313, 35411), (18747, 21369)]