13279175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{449}}^1$

素因数の和:492

約数の個数: 36

約数和(自身を含む): 20422800

約数和(自身を除く): 7143625

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 169, 175, 325, 449, 455, 845, 1183, 2245, 2275, 3143, 4225, 5837, 5915, 11225, 15715, 29185, 29575, 40859, 75881, 78575, 145925, 204295, 379405, 531167, 1021475, 1897025, 2655835, 13279175]

約数ペア:

[(1, 13279175), (5, 2655835), (7, 1897025), (13, 1021475), (25, 531167), (35, 379405), (65, 204295), (91, 145925), (169, 78575), (175, 75881), (325, 40859), (449, 29575), (455, 29185), (845, 15715), (1183, 11225), (2245, 5915), (2275, 5837), (3143, 4225)]