28578105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37357}}^1$

素因数の和:37385

約数の個数: 24

約数和(自身を含む): 52450632

約数和(自身を除く): 23872527

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37357, 112071, 186785, 336213, 560355, 635069, 1681065, 1905207, 3175345, 5715621, 9526035, 28578105]

約数ペア:

[(1, 28578105), (3, 9526035), (5, 5715621), (9, 3175345), (15, 1905207), (17, 1681065), (45, 635069), (51, 560355), (85, 336213), (153, 186785), (255, 112071), (765, 37357)]