209684874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2069}}^1$

素因数の和:2227

約数の個数: 64

約数和(自身を含む): 508723200

約数和(自身を除く): 299038326

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 127, 133, 254, 266, 381, 399, 762, 798, 889, 1778, 2069, 2413, 2667, 4138, 4826, 5334, 6207, 7239, 12414, 14478, 14483, 16891, 28966, 33782, 39311, 43449, 50673, 78622, 86898, 101346, 117933, 235866, 262763, 275177, 525526, 550354, 788289, 825531, 1576578, 1651062, 1839341, 3678682, 4992497, 5518023, 9984994, 11036046, 14977491, 29954982, 34947479, 69894958, 104842437, 209684874]

約数ペア:

[(1, 209684874), (2, 104842437), (3, 69894958), (6, 34947479), (7, 29954982), (14, 14977491), (19, 11036046), (21, 9984994), (38, 5518023), (42, 4992497), (57, 3678682), (114, 1839341), (127, 1651062), (133, 1576578), (254, 825531), (266, 788289), (381, 550354), (399, 525526), (762, 275177), (798, 262763), (889, 235866), (1778, 117933), (2069, 101346), (2413, 86898), (2667, 78622), (4138, 50673), (4826, 43449), (5334, 39311), (6207, 33782), (7239, 28966), (12414, 16891), (14478, 14483)]