28293342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1373

約数の個数: 64

約数和(自身を含む): 72105984

約数和(自身を除く): 43812642

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 66, 77, 94, 141, 154, 231, 282, 329, 462, 517, 658, 987, 1034, 1303, 1551, 1974, 2606, 3102, 3619, 3909, 7238, 7818, 9121, 10857, 14333, 18242, 21714, 27363, 28666, 42999, 54726, 61241, 85998, 100331, 122482, 183723, 200662, 300993, 367446, 428687, 601986, 673651, 857374, 1286061, 1347302, 2020953, 2572122, 4041906, 4715557, 9431114, 14146671, 28293342]

約数ペア:

[(1, 28293342), (2, 14146671), (3, 9431114), (6, 4715557), (7, 4041906), (11, 2572122), (14, 2020953), (21, 1347302), (22, 1286061), (33, 857374), (42, 673651), (47, 601986), (66, 428687), (77, 367446), (94, 300993), (141, 200662), (154, 183723), (231, 122482), (282, 100331), (329, 85998), (462, 61241), (517, 54726), (658, 42999), (987, 28666), (1034, 27363), (1303, 21714), (1551, 18242), (1974, 14333), (2606, 10857), (3102, 9121), (3619, 7818), (3909, 7238)]