1906119215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{380843}}^1$

素因数の和:380879

約数の個数: 32

約数和(自身を含む): 3071126016

約数和(自身を除く): 1165006801

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 380843, 1904215, 2665901, 4189273, 4950959, 13329505, 20946365, 24754795, 29324911, 34656713, 54460549, 146624555, 173283565, 272302745, 381223843, 1906119215]

約数ペア:

[(1, 1906119215), (5, 381223843), (7, 272302745), (11, 173283565), (13, 146624555), (35, 54460549), (55, 34656713), (65, 29324911), (77, 24754795), (91, 20946365), (143, 13329505), (385, 4950959), (455, 4189273), (715, 2665901), (1001, 1904215), (5005, 380843)]