401156668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{19777}}^1$

素因数の和:20253

約数の個数: 24

約数和(自身を含む): 767544624

約数和(自身を除く): 366387956

約数列:

[1, 2, 4, 11, 22, 44, 461, 922, 1844, 5071, 10142, 19777, 20284, 39554, 79108, 217547, 435094, 870188, 9117197, 18234394, 36468788, 100289167, 200578334, 401156668]

約数ペア:

[(1, 401156668), (2, 200578334), (4, 100289167), (11, 36468788), (22, 18234394), (44, 9117197), (461, 870188), (922, 435094), (1844, 217547), (5071, 79108), (10142, 39554), (19777, 20284)]