157731340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{606659}}^1$

素因数の和:606681

約数の個数: 24

約数和(自身を含む): 356716080

約数和(自身を除く): 198984740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 606659, 1213318, 2426636, 3033295, 6066590, 7886567, 12133180, 15773134, 31546268, 39432835, 78865670, 157731340]

約数ペア:

[(1, 157731340), (2, 78865670), (4, 39432835), (5, 31546268), (10, 15773134), (13, 12133180), (20, 7886567), (26, 6066590), (52, 3033295), (65, 2426636), (130, 1213318), (260, 606659)]