1681266245

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{252253}}^1$

素因数の和:252332

約数の個数: 16

約数和(自身を含む): 2131041792

約数和(自身を除く): 449775547

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 252253, 1261265, 7819843, 10846879, 39099215, 54234395, 336253249, 1681266245]

約数ペア:

[(1, 1681266245), (5, 336253249), (31, 54234395), (43, 39099215), (155, 10846879), (215, 7819843), (1333, 1261265), (6665, 252253)]