211906206

素因数分解:

$2^1\times 3^5\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 477579648

約数和(自身を除く): 265673442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 631, 691, 1262, 1382, 1893, 2073, 3786, 4146, 5679, 6219, 11358, 12438, 17037, 18657, 34074, 37314, 51111, 55971, 102222, 111942, 153333, 167913, 306666, 335826, 436021, 872042, 1308063, 2616126, 3924189, 7848378, 11772567, 23545134, 35317701, 70635402, 105953103, 211906206]

約数ペア:

[(1, 211906206), (2, 105953103), (3, 70635402), (6, 35317701), (9, 23545134), (18, 11772567), (27, 7848378), (54, 3924189), (81, 2616126), (162, 1308063), (243, 872042), (486, 436021), (631, 335826), (691, 306666), (1262, 167913), (1382, 153333), (1893, 111942), (2073, 102222), (3786, 55971), (4146, 51111), (5679, 37314), (6219, 34074), (11358, 18657), (12438, 17037)]