133988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 24

約数和(自身を含む): 258720

約数和(自身を除く): 124732

約数列:

[1, 2, 4, 19, 38, 41, 43, 76, 82, 86, 164, 172, 779, 817, 1558, 1634, 1763, 3116, 3268, 3526, 7052, 33497, 66994, 133988]

約数ペア:

[(1, 133988), (2, 66994), (4, 33497), (19, 7052), (38, 3526), (41, 3268), (43, 3116), (76, 1763), (82, 1634), (86, 1558), (164, 817), (172, 779)]