621675

素因数分解:

$3^4\times 5^2\times {\mathrm{307}}^1$

素因数の和:329

約数の個数: 30

約数和(自身を含む): 1155308

約数和(自身を除く): 533633

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 307, 405, 675, 921, 1535, 2025, 2763, 4605, 7675, 8289, 13815, 23025, 24867, 41445, 69075, 124335, 207225, 621675]

約数ペア:

[(1, 621675), (3, 207225), (5, 124335), (9, 69075), (15, 41445), (25, 24867), (27, 23025), (45, 13815), (75, 8289), (81, 7675), (135, 4605), (225, 2763), (307, 2025), (405, 1535), (675, 921)]