870817635

素因数分解:

$3^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4127}}^1$

素因数の和:4665

約数の個数: 40

約数和(自身を含む): 1564396416

約数和(自身を除く): 693578781

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 521, 1563, 2605, 4127, 4689, 7815, 12381, 14067, 20635, 23445, 37143, 42201, 61905, 70335, 111429, 185715, 211005, 334287, 557145, 1671435, 2150167, 6450501, 10750835, 19351503, 32252505, 58054509, 96757515, 174163527, 290272545, 870817635]

約数ペア:

[(1, 870817635), (3, 290272545), (5, 174163527), (9, 96757515), (15, 58054509), (27, 32252505), (45, 19351503), (81, 10750835), (135, 6450501), (405, 2150167), (521, 1671435), (1563, 557145), (2605, 334287), (4127, 211005), (4689, 185715), (7815, 111429), (12381, 70335), (14067, 61905), (20635, 42201), (23445, 37143)]