261758523

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{5801}}^1$

素因数の和:5919

約数の個数: 24

約数和(自身を含む): 382235760

約数和(自身を除く): 120477237

約数列:

[1, 3, 13, 39, 89, 169, 267, 507, 1157, 3471, 5801, 15041, 17403, 45123, 75413, 226239, 516289, 980369, 1548867, 2941107, 6711757, 20135271, 87252841, 261758523]

約数ペア:

[(1, 261758523), (3, 87252841), (13, 20135271), (39, 6711757), (89, 2941107), (169, 1548867), (267, 980369), (507, 516289), (1157, 226239), (3471, 75413), (5801, 45123), (15041, 17403)]