320366907

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13781}}^1$

素因数の和:13841

約数の個数: 40

約数和(自身を含む): 560320992

約数和(自身を除く): 239954085

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2583, 3321, 7749, 13781, 23247, 41343, 96467, 124029, 289401, 372087, 565021, 868203, 1116261, 1695063, 2604609, 3955147, 5085189, 7813827, 11865441, 15255567, 35596323, 45766701, 106788969, 320366907]

約数ペア:

[(1, 320366907), (3, 106788969), (7, 45766701), (9, 35596323), (21, 15255567), (27, 11865441), (41, 7813827), (63, 5085189), (81, 3955147), (123, 2604609), (189, 1695063), (287, 1116261), (369, 868203), (567, 565021), (861, 372087), (1107, 289401), (2583, 124029), (3321, 96467), (7749, 41343), (13781, 23247)]