87551667

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 150920640

約数和(自身を除く): 63368973

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 173, 203, 261, 277, 519, 609, 831, 1211, 1557, 1827, 1939, 2493, 3633, 5017, 5817, 8033, 10899, 15051, 17451, 24099, 35119, 45153, 47921, 56231, 72297, 105357, 143763, 168693, 316071, 335447, 431289, 506079, 1006341, 1389709, 3019023, 4169127, 9727963, 12507381, 29183889, 87551667]

約数ペア:

[(1, 87551667), (3, 29183889), (7, 12507381), (9, 9727963), (21, 4169127), (29, 3019023), (63, 1389709), (87, 1006341), (173, 506079), (203, 431289), (261, 335447), (277, 316071), (519, 168693), (609, 143763), (831, 105357), (1211, 72297), (1557, 56231), (1827, 47921), (1939, 45153), (2493, 35119), (3633, 24099), (5017, 17451), (5817, 15051), (8033, 10899)]