247487769

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{3499}}^1$

素因数の和:3805

約数の個数: 24

約数和(自身を含む): 371280000

約数和(自身を除く): 123792231

約数列:

[1, 3, 9, 29, 87, 261, 271, 813, 2439, 3499, 7859, 10497, 23577, 31491, 70731, 101471, 304413, 913239, 948229, 2844687, 8534061, 27498641, 82495923, 247487769]

約数ペア:

[(1, 247487769), (3, 82495923), (9, 27498641), (29, 8534061), (87, 2844687), (261, 948229), (271, 913239), (813, 304413), (2439, 101471), (3499, 70731), (7859, 31491), (10497, 23577)]