53042745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{72167}}^1$

素因数の和:72189

約数の個数: 24

約数和(自身を含む): 98725824

約数和(自身を除く): 45683079

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 72167, 216501, 360835, 505169, 1082505, 1515507, 2525845, 3536183, 7577535, 10608549, 17680915, 53042745]

約数ペア:

[(1, 53042745), (3, 17680915), (5, 10608549), (7, 7577535), (15, 3536183), (21, 2525845), (35, 1515507), (49, 1082505), (105, 505169), (147, 360835), (245, 216501), (735, 72167)]