23205285

素因数分解:

$3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 19251675

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 243, 269, 355, 405, 639, 807, 1065, 1215, 1345, 1917, 2421, 3195, 4035, 5751, 7263, 9585, 12105, 17253, 19099, 21789, 28755, 36315, 57297, 65367, 86265, 95495, 108945, 171891, 286485, 326835, 515673, 859455, 1547019, 2578365, 4641057, 7735095, 23205285]

約数ペア:

[(1, 23205285), (3, 7735095), (5, 4641057), (9, 2578365), (15, 1547019), (27, 859455), (45, 515673), (71, 326835), (81, 286485), (135, 171891), (213, 108945), (243, 95495), (269, 86265), (355, 65367), (405, 57297), (639, 36315), (807, 28755), (1065, 21789), (1215, 19099), (1345, 17253), (1917, 12105), (2421, 9585), (3195, 7263), (4035, 5751)]