86984356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 36

約数和(自身を含む): 164312400

約数和(自身を除く): 77328044

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 619, 817, 1238, 1634, 1849, 2476, 3268, 3698, 7396, 11761, 23522, 26617, 35131, 47044, 53234, 70262, 106468, 140524, 505723, 1011446, 1144531, 2022892, 2289062, 4578124, 21746089, 43492178, 86984356]

約数ペア:

[(1, 86984356), (2, 43492178), (4, 21746089), (19, 4578124), (38, 2289062), (43, 2022892), (76, 1144531), (86, 1011446), (172, 505723), (619, 140524), (817, 106468), (1238, 70262), (1634, 53234), (1849, 47044), (2476, 35131), (3268, 26617), (3698, 23522), (7396, 11761)]