25757433

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 42221256

約数和(自身を除く): 16463823

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 183, 351, 401, 549, 793, 1053, 1203, 1647, 2379, 3609, 4941, 5213, 7137, 10827, 15639, 21411, 24461, 32481, 46917, 64233, 73383, 140751, 220149, 317993, 422253, 660447, 953979, 1981341, 2861937, 8585811, 25757433]

約数ペア:

[(1, 25757433), (3, 8585811), (9, 2861937), (13, 1981341), (27, 953979), (39, 660447), (61, 422253), (81, 317993), (117, 220149), (183, 140751), (351, 73383), (401, 64233), (549, 46917), (793, 32481), (1053, 24461), (1203, 21411), (1647, 15639), (2379, 10827), (3609, 7137), (4941, 5213)]