66972525

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{12577}}^1$

素因数の和:12661

約数の個数: 24

約数和(自身を含む): 112296384

約数和(自身を除く): 45323859

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 12577, 37731, 62885, 188655, 314425, 892967, 943275, 2678901, 4464835, 13394505, 22324175, 66972525]

約数ペア:

[(1, 66972525), (3, 22324175), (5, 13394505), (15, 4464835), (25, 2678901), (71, 943275), (75, 892967), (213, 314425), (355, 188655), (1065, 62885), (1775, 37731), (5325, 12577)]