1207780145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{4457}}^1$

素因数の和:4865

約数の個数: 32

約数和(自身を含む): 1707592320

約数和(自身を除く): 499812175

約数列:

[1, 5, 11, 13, 55, 65, 143, 379, 715, 1895, 4169, 4457, 4927, 20845, 22285, 24635, 49027, 54197, 57941, 245135, 270985, 289705, 637351, 1689203, 3186755, 8446015, 18581233, 21959639, 92906165, 109798195, 241556029, 1207780145]

約数ペア:

[(1, 1207780145), (5, 241556029), (11, 109798195), (13, 92906165), (55, 21959639), (65, 18581233), (143, 8446015), (379, 3186755), (715, 1689203), (1895, 637351), (4169, 289705), (4457, 270985), (4927, 245135), (20845, 57941), (22285, 54197), (24635, 49027)]