13297375

素因数分解:

$5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 20913984

約数和(自身を除く): 7616609

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 125, 167, 175, 245, 325, 455, 637, 835, 875, 1169, 1225, 1625, 2171, 2275, 3185, 4175, 5845, 6125, 8183, 10855, 11375, 15197, 15925, 20875, 29225, 40915, 54275, 75985, 79625, 106379, 146125, 204575, 271375, 379925, 531895, 1022875, 1899625, 2659475, 13297375]

約数ペア:

[(1, 13297375), (5, 2659475), (7, 1899625), (13, 1022875), (25, 531895), (35, 379925), (49, 271375), (65, 204575), (91, 146125), (125, 106379), (167, 79625), (175, 75985), (245, 54275), (325, 40915), (455, 29225), (637, 20875), (835, 15925), (875, 15197), (1169, 11375), (1225, 10855), (1625, 8183), (2171, 6125), (2275, 5845), (3185, 4175)]