391551312

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{198959}}^1$

素因数の和:199011

約数の個数: 40

約数和(自身を含む): 1036183680

約数和(自身を除く): 644632368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 198959, 397918, 596877, 795836, 1193754, 1591672, 2387508, 3183344, 4775016, 8157319, 9550032, 16314638, 24471957, 32629276, 48943914, 65258552, 97887828, 130517104, 195775656, 391551312]

約数ペア:

[(1, 391551312), (2, 195775656), (3, 130517104), (4, 97887828), (6, 65258552), (8, 48943914), (12, 32629276), (16, 24471957), (24, 16314638), (41, 9550032), (48, 8157319), (82, 4775016), (123, 3183344), (164, 2387508), (246, 1591672), (328, 1193754), (492, 795836), (656, 596877), (984, 397918), (1968, 198959)]