201249737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 227714760

約数和(自身を除く): 26465023

約数列:

[1, 13, 31, 89, 181, 403, 961, 1157, 2353, 2759, 5611, 12493, 16109, 35867, 72943, 85529, 173941, 209417, 499379, 1111877, 2261233, 6491927, 15480749, 201249737]

約数ペア:

[(1, 201249737), (13, 15480749), (31, 6491927), (89, 2261233), (181, 1111877), (403, 499379), (961, 209417), (1157, 173941), (2353, 85529), (2759, 72943), (5611, 35867), (12493, 16109)]