40700919

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 66451968

約数和(自身を除く): 25751049

約数列:

[1, 3, 7, 21, 43, 47, 49, 129, 137, 141, 147, 301, 329, 411, 903, 959, 987, 2021, 2107, 2303, 2877, 5891, 6063, 6321, 6439, 6713, 6909, 14147, 17673, 19317, 20139, 41237, 42441, 45073, 99029, 123711, 135219, 276877, 288659, 297087, 315511, 830631, 865977, 946533, 1938139, 5814417, 13566973, 40700919]

約数ペア:

[(1, 40700919), (3, 13566973), (7, 5814417), (21, 1938139), (43, 946533), (47, 865977), (49, 830631), (129, 315511), (137, 297087), (141, 288659), (147, 276877), (301, 135219), (329, 123711), (411, 99029), (903, 45073), (959, 42441), (987, 41237), (2021, 20139), (2107, 19317), (2303, 17673), (2877, 14147), (5891, 6909), (6063, 6713), (6321, 6439)]