201985011

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{1289}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 305079840

約数和(自身を除く): 103094829

約数列:

[1, 3, 9, 23, 69, 207, 757, 1289, 2271, 3867, 6813, 11601, 17411, 29647, 52233, 88941, 156699, 266823, 975773, 2927319, 8781957, 22442779, 67328337, 201985011]

約数ペア:

[(1, 201985011), (3, 67328337), (9, 22442779), (23, 8781957), (69, 2927319), (207, 975773), (757, 266823), (1289, 156699), (2271, 88941), (3867, 52233), (6813, 29647), (11601, 17411)]