490217742

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{24781}}^1$

素因数の和:24953

約数の個数: 48

約数和(自身を含む): 1221653472

約数和(自身を除く): 731435730

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 1099, 1413, 2198, 2826, 3297, 6594, 9891, 19782, 24781, 49562, 74343, 148686, 173467, 223029, 346934, 446058, 520401, 1040802, 1561203, 3122406, 3890617, 7781234, 11671851, 23343702, 27234319, 35015553, 54468638, 70031106, 81702957, 163405914, 245108871, 490217742]

約数ペア:

[(1, 490217742), (2, 245108871), (3, 163405914), (6, 81702957), (7, 70031106), (9, 54468638), (14, 35015553), (18, 27234319), (21, 23343702), (42, 11671851), (63, 7781234), (126, 3890617), (157, 3122406), (314, 1561203), (471, 1040802), (942, 520401), (1099, 446058), (1413, 346934), (2198, 223029), (2826, 173467), (3297, 148686), (6594, 74343), (9891, 49562), (19782, 24781)]