27821178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6691}}^1$

素因数の和:6720

約数の個数: 64

約数和(自身を含む): 77091840

約数和(自身を除く): 49270662

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 6691, 13382, 20073, 40146, 46837, 60219, 73601, 93674, 120438, 140511, 147202, 180657, 220803, 281022, 361314, 421533, 441606, 515207, 662409, 843066, 1030414, 1264599, 1324818, 1545621, 1987227, 2529198, 3091242, 3974454, 4636863, 9273726, 13910589, 27821178]

約数ペア:

[(1, 27821178), (2, 13910589), (3, 9273726), (6, 4636863), (7, 3974454), (9, 3091242), (11, 2529198), (14, 1987227), (18, 1545621), (21, 1324818), (22, 1264599), (27, 1030414), (33, 843066), (42, 662409), (54, 515207), (63, 441606), (66, 421533), (77, 361314), (99, 281022), (126, 220803), (154, 180657), (189, 147202), (198, 140511), (231, 120438), (297, 93674), (378, 73601), (462, 60219), (594, 46837), (693, 40146), (1386, 20073), (2079, 13382), (4158, 6691)]