77872279

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 90316800

約数和(自身を除く): 12444521

約数列:

[1, 19, 29, 31, 47, 97, 551, 589, 893, 899, 1363, 1457, 1843, 2813, 3007, 4559, 17081, 25897, 27683, 42253, 53447, 57133, 86621, 87203, 132211, 141329, 802807, 1656857, 2512009, 2685251, 4098541, 77872279]

約数ペア:

[(1, 77872279), (19, 4098541), (29, 2685251), (31, 2512009), (47, 1656857), (97, 802807), (551, 141329), (589, 132211), (893, 87203), (899, 86621), (1363, 57133), (1457, 53447), (1843, 42253), (2813, 27683), (3007, 25897), (4559, 17081)]