818584947

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4057}}^1$

素因数の和:4169

約数の個数: 40

約数和(自身を含む): 1272718656

約数和(自身を除く): 454133709

約数列:

[1, 3, 9, 27, 47, 53, 81, 141, 159, 423, 477, 1269, 1431, 2491, 3807, 4057, 4293, 7473, 12171, 22419, 36513, 67257, 109539, 190679, 201771, 215021, 328617, 572037, 645063, 1716111, 1935189, 5148333, 5805567, 10105987, 15444999, 17416701, 30317961, 90953883, 272861649, 818584947]

約数ペア:

[(1, 818584947), (3, 272861649), (9, 90953883), (27, 30317961), (47, 17416701), (53, 15444999), (81, 10105987), (141, 5805567), (159, 5148333), (423, 1935189), (477, 1716111), (1269, 645063), (1431, 572037), (2491, 328617), (3807, 215021), (4057, 201771), (4293, 190679), (7473, 109539), (12171, 67257), (22419, 36513)]