890288637

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{10039}}^1$

素因数の和:10193

約数の個数: 32

約数和(自身を含む): 1403351040

約数和(自身を除く): 513062403

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 721, 861, 2163, 4223, 10039, 12669, 29561, 30117, 70273, 88683, 210819, 411599, 1034017, 1234797, 2881193, 3102051, 7238119, 8643579, 21714357, 42394697, 127184091, 296762879, 890288637]

約数ペア:

[(1, 890288637), (3, 296762879), (7, 127184091), (21, 42394697), (41, 21714357), (103, 8643579), (123, 7238119), (287, 3102051), (309, 2881193), (721, 1234797), (861, 1034017), (2163, 411599), (4223, 210819), (10039, 88683), (12669, 70273), (29561, 30117)]