215604828

素因数分解:

$2^2\times 3^4\times {\mathrm{665447}}^1$

素因数の和:665463

約数の個数: 30

約数和(自身を含む): 563634456

約数和(自身を除く): 348029628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 665447, 1330894, 1996341, 2661788, 3992682, 5989023, 7985364, 11978046, 17967069, 23956092, 35934138, 53901207, 71868276, 107802414, 215604828]

約数ペア:

[(1, 215604828), (2, 107802414), (3, 71868276), (4, 53901207), (6, 35934138), (9, 23956092), (12, 17967069), (18, 11978046), (27, 7985364), (36, 5989023), (54, 3992682), (81, 2661788), (108, 1996341), (162, 1330894), (324, 665447)]