25828209

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{823}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 40876992

約数和(自身を除く): 15048783

約数列:

[1, 3, 9, 11, 33, 99, 317, 823, 951, 2469, 2853, 3487, 7407, 9053, 10461, 27159, 31383, 81477, 260891, 782673, 2348019, 2869801, 8609403, 25828209]

約数ペア:

[(1, 25828209), (3, 8609403), (9, 2869801), (11, 2348019), (33, 782673), (99, 260891), (317, 81477), (823, 31383), (951, 27159), (2469, 10461), (2853, 9053), (3487, 7407)]