31312269

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 47441472

約数和(自身を除く): 16129203

約数列:

[1, 3, 9, 23, 69, 207, 331, 457, 993, 1371, 2979, 4113, 7613, 10511, 22839, 31533, 68517, 94599, 151267, 453801, 1361403, 3479141, 10437423, 31312269]

約数ペア:

[(1, 31312269), (3, 10437423), (9, 3479141), (23, 1361403), (69, 453801), (207, 151267), (331, 94599), (457, 68517), (993, 31533), (1371, 22839), (2979, 10511), (4113, 7613)]