157851638

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20389}}^1$

素因数の和:20484

約数の個数: 24

約数和(自身を含む): 278935200

約数和(自身を除く): 121083562

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 20389, 40778, 142723, 285446, 999061, 1610731, 1998122, 3221462, 11275117, 22550234, 78925819, 157851638]

約数ペア:

[(1, 157851638), (2, 78925819), (7, 22550234), (14, 11275117), (49, 3221462), (79, 1998122), (98, 1610731), (158, 999061), (553, 285446), (1106, 142723), (3871, 40778), (7742, 20389)]