201998095838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{721891}}^1$

素因数の和:722013

約数の個数: 64

約数和(自身を含む): 399177400320

約数和(自身を除く): 197179304482

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 79, 154, 158, 161, 253, 322, 506, 553, 869, 1106, 1738, 1771, 1817, 3542, 3634, 6083, 12166, 12719, 19987, 25438, 39974, 139909, 279818, 721891, 1443782, 5053237, 7940801, 10106474, 15881602, 16603493, 33206986, 55585607, 57029389, 111171214, 114058778, 116224451, 182638423, 232448902, 365276846, 399205723, 627323279, 798411446, 1254646558, 1278468961, 1311675947, 2556937922, 2623351894, 4391262953, 8782525906, 9181731629, 14428435417, 18363463258, 28856870834, 100999047919, 201998095838]

約数ペア:

[(1, 201998095838), (2, 100999047919), (7, 28856870834), (11, 18363463258), (14, 14428435417), (22, 9181731629), (23, 8782525906), (46, 4391262953), (77, 2623351894), (79, 2556937922), (154, 1311675947), (158, 1278468961), (161, 1254646558), (253, 798411446), (322, 627323279), (506, 399205723), (553, 365276846), (869, 232448902), (1106, 182638423), (1738, 116224451), (1771, 114058778), (1817, 111171214), (3542, 57029389), (3634, 55585607), (6083, 33206986), (12166, 16603493), (12719, 15881602), (19987, 10106474), (25438, 7940801), (39974, 5053237), (139909, 1443782), (279818, 721891)]