280894302

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1200403}}^1$

素因数の和:1200424

約数の個数: 24

約数和(自身を含む): 655420584

約数和(自身を除く): 374526282

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1200403, 2400806, 3601209, 7202418, 10803627, 15605239, 21607254, 31210478, 46815717, 93631434, 140447151, 280894302]

約数ペア:

[(1, 280894302), (2, 140447151), (3, 93631434), (6, 46815717), (9, 31210478), (13, 21607254), (18, 15605239), (26, 10803627), (39, 7202418), (78, 3601209), (117, 2400806), (234, 1200403)]