48978475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21529}}^1$

素因数の和:21559

約数の個数: 24

約数和(自身を含む): 74752160

約数和(自身を除く): 25773685

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 21529, 107645, 150703, 279877, 538225, 753515, 1399385, 1959139, 3767575, 6996925, 9795695, 48978475]

約数ペア:

[(1, 48978475), (5, 9795695), (7, 6996925), (13, 3767575), (25, 1959139), (35, 1399385), (65, 753515), (91, 538225), (175, 279877), (325, 150703), (455, 107645), (2275, 21529)]