2005133778

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{169553}}^1$

素因数の和:169640

約数の個数: 40

約数和(自身を含む): 4554559548

約数和(自身を除く): 2549425770

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1971, 3942, 5913, 11826, 169553, 339106, 508659, 1017318, 1525977, 3051954, 4577931, 9155862, 12377369, 13733793, 24754738, 27467586, 37132107, 74264214, 111396321, 222792642, 334188963, 668377926, 1002566889, 2005133778]

約数ペア:

[(1, 2005133778), (2, 1002566889), (3, 668377926), (6, 334188963), (9, 222792642), (18, 111396321), (27, 74264214), (54, 37132107), (73, 27467586), (81, 24754738), (146, 13733793), (162, 12377369), (219, 9155862), (438, 4577931), (657, 3051954), (1314, 1525977), (1971, 1017318), (3942, 508659), (5913, 339106), (11826, 169553)]