40478655

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{55073}}^1$

素因数の和:55095

約数の個数: 24

約数和(自身を含む): 75341232

約数和(自身を除く): 34862577

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 55073, 165219, 275365, 385511, 826095, 1156533, 1927555, 2698577, 5782665, 8095731, 13492885, 40478655]

約数ペア:

[(1, 40478655), (3, 13492885), (5, 8095731), (7, 5782665), (15, 2698577), (21, 1927555), (35, 1156533), (49, 826095), (105, 385511), (147, 275365), (245, 165219), (735, 55073)]