253314981

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{2287}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 378819584

約数和(自身を除く): 125504603

約数列:

[1, 3, 9, 31, 93, 279, 397, 1191, 2287, 3573, 6861, 12307, 20583, 36921, 70897, 110763, 212691, 638073, 907939, 2723817, 8171451, 28146109, 84438327, 253314981]

約数ペア:

[(1, 253314981), (3, 84438327), (9, 28146109), (31, 8171451), (93, 2723817), (279, 907939), (397, 638073), (1191, 212691), (2287, 110763), (3573, 70897), (6861, 36921), (12307, 20583)]