40389027

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 63504384

約数和(自身を除く): 23115357

約数列:

[1, 3, 7, 21, 47, 141, 151, 271, 329, 453, 813, 987, 1057, 1897, 3171, 5691, 7097, 12737, 21291, 38211, 40921, 49679, 89159, 122763, 149037, 267477, 286447, 859341, 1923287, 5769861, 13463009, 40389027]

約数ペア:

[(1, 40389027), (3, 13463009), (7, 5769861), (21, 1923287), (47, 859341), (141, 286447), (151, 267477), (271, 149037), (329, 122763), (453, 89159), (813, 49679), (987, 40921), (1057, 38211), (1897, 21291), (3171, 12737), (5691, 7097)]