131678246

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{3037}}^1$

素因数の和:3228

約数の個数: 32

約数和(自身を含む): 239151360

約数和(自身を除く): 107473114

約数列:

[1, 2, 7, 14, 19, 38, 133, 163, 266, 326, 1141, 2282, 3037, 3097, 6074, 6194, 21259, 21679, 42518, 43358, 57703, 115406, 403921, 495031, 807842, 990062, 3465217, 6930434, 9405589, 18811178, 65839123, 131678246]

約数ペア:

[(1, 131678246), (2, 65839123), (7, 18811178), (14, 9405589), (19, 6930434), (38, 3465217), (133, 990062), (163, 807842), (266, 495031), (326, 403921), (1141, 115406), (2282, 57703), (3037, 43358), (3097, 42518), (6074, 21679), (6194, 21259)]