209675355

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3697}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 355008000

約数和(自身を除く): 145332645

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 597, 995, 2985, 3697, 3781, 11091, 11343, 18485, 18905, 55455, 56715, 70243, 210729, 351215, 735703, 1053645, 2207109, 3678515, 11035545, 13978357, 41935071, 69891785, 209675355]

約数ペア:

[(1, 209675355), (3, 69891785), (5, 41935071), (15, 13978357), (19, 11035545), (57, 3678515), (95, 2207109), (199, 1053645), (285, 735703), (597, 351215), (995, 210729), (2985, 70243), (3697, 56715), (3781, 55455), (11091, 18905), (11343, 18485)]