6457490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3821}}^1$

素因数の和:3854

約数の個数: 24

約数和(自身を含む): 12589668

約数和(自身を除く): 6132178

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 3821, 7642, 19105, 38210, 49673, 99346, 248365, 496730, 645749, 1291498, 3228745, 6457490]

約数ペア:

[(1, 6457490), (2, 3228745), (5, 1291498), (10, 645749), (13, 496730), (26, 248365), (65, 99346), (130, 49673), (169, 38210), (338, 19105), (845, 7642), (1690, 3821)]