117980215

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 150711408

約数和(自身を除く): 32731193

約数列:

[1, 5, 19, 95, 163, 361, 401, 815, 1805, 2005, 3097, 7619, 15485, 38095, 58843, 65363, 144761, 294215, 326815, 723805, 1241897, 6209485, 23596043, 117980215]

約数ペア:

[(1, 117980215), (5, 23596043), (19, 6209485), (95, 1241897), (163, 723805), (361, 326815), (401, 294215), (815, 144761), (1805, 65363), (2005, 58843), (3097, 38095), (7619, 15485)]