47805905

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 67392000

約数和(自身を除く): 19586095

約数列:

[1, 5, 7, 35, 89, 103, 149, 445, 515, 623, 721, 745, 1043, 3115, 3605, 5215, 9167, 13261, 15347, 45835, 64169, 66305, 76735, 92827, 107429, 320845, 464135, 537145, 1365883, 6829415, 9561181, 47805905]

約数ペア:

[(1, 47805905), (5, 9561181), (7, 6829415), (35, 1365883), (89, 537145), (103, 464135), (149, 320845), (445, 107429), (515, 92827), (623, 76735), (721, 66305), (745, 64169), (1043, 45835), (3115, 15347), (3605, 13261), (5215, 9167)]