401038857

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{1283}}^1$

素因数の和:1539

約数の個数: 40

約数和(自身を含む): 637613856

約数和(自身を除く): 236574999

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 227, 459, 681, 1283, 1377, 2043, 3849, 3859, 6129, 11547, 11577, 18387, 21811, 34641, 34731, 65433, 103923, 104193, 196299, 291241, 312579, 588897, 873723, 1766691, 2621169, 4951097, 7863507, 14853291, 23590521, 44559873, 133679619, 401038857]

約数ペア:

[(1, 401038857), (3, 133679619), (9, 44559873), (17, 23590521), (27, 14853291), (51, 7863507), (81, 4951097), (153, 2621169), (227, 1766691), (459, 873723), (681, 588897), (1283, 312579), (1377, 291241), (2043, 196299), (3849, 104193), (3859, 103923), (6129, 65433), (11547, 34731), (11577, 34641), (18387, 21811)]