389655675

素因数分解:

$3^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{6163}}^1$

素因数の和:6460

約数の個数: 36

約数和(自身を含む): 700513944

約数和(自身を除く): 310858269

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 281, 843, 1405, 2529, 4215, 6163, 7025, 12645, 18489, 21075, 30815, 55467, 63225, 92445, 154075, 277335, 462225, 1386675, 1731803, 5195409, 8659015, 15586227, 25977045, 43295075, 77931135, 129885225, 389655675]

約数ペア:

[(1, 389655675), (3, 129885225), (5, 77931135), (9, 43295075), (15, 25977045), (25, 15586227), (45, 8659015), (75, 5195409), (225, 1731803), (281, 1386675), (843, 462225), (1405, 277335), (2529, 154075), (4215, 92445), (6163, 63225), (7025, 55467), (12645, 30815), (18489, 21075)]