281486868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1804403}}^1$

素因数の和:1804423

約数の個数: 24

約数和(自身を含む): 707326368

約数和(自身を除く): 425839500

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1804403, 3608806, 5413209, 7217612, 10826418, 21652836, 23457239, 46914478, 70371717, 93828956, 140743434, 281486868]

約数ペア:

[(1, 281486868), (2, 140743434), (3, 93828956), (4, 70371717), (6, 46914478), (12, 23457239), (13, 21652836), (26, 10826418), (39, 7217612), (52, 5413209), (78, 3608806), (156, 1804403)]