201998709

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6317}}^1$

素因数の和:6370

約数の個数: 48

約数和(自身を含む): 354818880

約数和(自身を除く): 152820171

約数列:

[1, 3, 9, 11, 17, 19, 33, 51, 57, 99, 153, 171, 187, 209, 323, 561, 627, 969, 1683, 1881, 2907, 3553, 6317, 10659, 18951, 31977, 56853, 69487, 107389, 120023, 208461, 322167, 360069, 625383, 966501, 1080207, 1181279, 1320253, 2040391, 3543837, 3960759, 6121173, 10631511, 11882277, 18363519, 22444301, 67332903, 201998709]

約数ペア:

[(1, 201998709), (3, 67332903), (9, 22444301), (11, 18363519), (17, 11882277), (19, 10631511), (33, 6121173), (51, 3960759), (57, 3543837), (99, 2040391), (153, 1320253), (171, 1181279), (187, 1080207), (209, 966501), (323, 625383), (561, 360069), (627, 322167), (969, 208461), (1683, 120023), (1881, 107389), (2907, 69487), (3553, 56853), (6317, 31977), (10659, 18951)]