201784947

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1327}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 331978752

約数和(自身を除く): 130193805

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 557, 1327, 1671, 3899, 3981, 7241, 9289, 11697, 17251, 21723, 27867, 50687, 51753, 120757, 152061, 362271, 739139, 2217417, 5173973, 9608807, 15521919, 28826421, 67261649, 201784947]

約数ペア:

[(1, 201784947), (3, 67261649), (7, 28826421), (13, 15521919), (21, 9608807), (39, 5173973), (91, 2217417), (273, 739139), (557, 362271), (1327, 152061), (1671, 120757), (3899, 51753), (3981, 50687), (7241, 27867), (9289, 21723), (11697, 17251)]