40938261

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8821}}^1$

素因数の和:8861

約数の個数: 32

約数和(自身を含む): 71140608

約数和(自身を除く): 30202347

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 8821, 26463, 61747, 114673, 149957, 185241, 344019, 449871, 802711, 1049699, 1949441, 2408133, 3149097, 5848323, 13646087, 40938261]

約数ペア:

[(1, 40938261), (3, 13646087), (7, 5848323), (13, 3149097), (17, 2408133), (21, 1949441), (39, 1049699), (51, 802711), (91, 449871), (119, 344019), (221, 185241), (273, 149957), (357, 114673), (663, 61747), (1547, 26463), (4641, 8821)]