27581490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7127}}^1$

素因数の和:7183

約数の個数: 48

約数和(自身を含む): 73389888

約数和(自身を除く): 45808398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 7127, 14254, 21381, 35635, 42762, 64143, 71270, 106905, 128286, 213810, 306461, 320715, 612922, 641430, 919383, 1532305, 1838766, 2758149, 3064610, 4596915, 5516298, 9193830, 13790745, 27581490]

約数ペア:

[(1, 27581490), (2, 13790745), (3, 9193830), (5, 5516298), (6, 4596915), (9, 3064610), (10, 2758149), (15, 1838766), (18, 1532305), (30, 919383), (43, 641430), (45, 612922), (86, 320715), (90, 306461), (129, 213810), (215, 128286), (258, 106905), (387, 71270), (430, 64143), (645, 42762), (774, 35635), (1290, 21381), (1935, 14254), (3870, 7127)]