40627909

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 53196960

約数和(自身を除く): 12569051

約数列:

[1, 7, 17, 19, 49, 119, 133, 151, 289, 323, 833, 931, 1057, 2023, 2261, 2567, 2869, 5491, 7399, 14161, 15827, 17969, 20083, 38437, 43639, 48773, 125783, 140581, 269059, 305473, 341411, 829141, 2138311, 2389877, 5803987, 40627909]

約数ペア:

[(1, 40627909), (7, 5803987), (17, 2389877), (19, 2138311), (49, 829141), (119, 341411), (133, 305473), (151, 269059), (289, 140581), (323, 125783), (833, 48773), (931, 43639), (1057, 38437), (2023, 20083), (2261, 17969), (2567, 15827), (2869, 14161), (5491, 7399)]