1378626075

素因数分解:

$3^4\times 5^2\times {\mathrm{680803}}^1$

素因数の和:680825

約数の個数: 30

約数和(自身を含む): 2553695804

約数和(自身を除く): 1175069729

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 680803, 2042409, 3404015, 6127227, 10212045, 17020075, 18381681, 30636135, 51060225, 55145043, 91908405, 153180675, 275725215, 459542025, 1378626075]

約数ペア:

[(1, 1378626075), (3, 459542025), (5, 275725215), (9, 153180675), (15, 91908405), (25, 55145043), (27, 51060225), (45, 30636135), (75, 18381681), (81, 17020075), (135, 10212045), (225, 6127227), (405, 3404015), (675, 2042409), (2025, 680803)]