290451825

素因数分解:

$3^6\times 5^2\times {\mathrm{15937}}^1$

素因数の和:15965

約数の個数: 42

約数和(自身を含む): 540027254

約数和(自身を除く): 249575429

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 3645, 6075, 15937, 18225, 47811, 79685, 143433, 239055, 398425, 430299, 717165, 1195275, 1290897, 2151495, 3585825, 3872691, 6454485, 10757475, 11618073, 19363455, 32272425, 58090365, 96817275, 290451825]

約数ペア:

[(1, 290451825), (3, 96817275), (5, 58090365), (9, 32272425), (15, 19363455), (25, 11618073), (27, 10757475), (45, 6454485), (75, 3872691), (81, 3585825), (135, 2151495), (225, 1290897), (243, 1195275), (405, 717165), (675, 430299), (729, 398425), (1215, 239055), (2025, 143433), (3645, 79685), (6075, 47811), (15937, 18225)]