1213365655

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{76771}}^1$

素因数の和:76914

約数の個数: 16

約数和(自身を含む): 1520085600

約数和(自身を除く): 306719945

約数列:

[1, 5, 29, 109, 145, 545, 3161, 15805, 76771, 383855, 2226359, 8368039, 11131795, 41840195, 242673131, 1213365655]

約数ペア:

[(1, 1213365655), (5, 242673131), (29, 41840195), (109, 11131795), (145, 8368039), (545, 2226359), (3161, 383855), (15805, 76771)]