726689973

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{212669}}^1$

素因数の和:212756

約数の個数: 16

約数和(自身を含む): 1041232320

約数和(自身を除く): 314542347

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 212669, 638007, 3615373, 10846119, 14248823, 42746469, 242229991, 726689973]

約数ペア:

[(1, 726689973), (3, 242229991), (17, 42746469), (51, 14248823), (67, 10846119), (201, 3615373), (1139, 638007), (3417, 212669)]