205623891

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 358525440

約数和(自身を除く): 152901549

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 87, 99, 121, 153, 187, 261, 319, 363, 383, 493, 561, 957, 1089, 1149, 1479, 1683, 2057, 2871, 3447, 3509, 4213, 4437, 5423, 6171, 6511, 10527, 11107, 12639, 16269, 18513, 19533, 31581, 33321, 37917, 46343, 48807, 58599, 59653, 71621, 99963, 122177, 139029, 178959, 188819, 214863, 366531, 417087, 536877, 566457, 644589, 787831, 1099593, 1343947, 1699371, 2077009, 2363493, 4031841, 6231027, 7090479, 12095523, 18693081, 22847099, 68541297, 205623891]

約数ペア:

[(1, 205623891), (3, 68541297), (9, 22847099), (11, 18693081), (17, 12095523), (29, 7090479), (33, 6231027), (51, 4031841), (87, 2363493), (99, 2077009), (121, 1699371), (153, 1343947), (187, 1099593), (261, 787831), (319, 644589), (363, 566457), (383, 536877), (493, 417087), (561, 366531), (957, 214863), (1089, 188819), (1149, 178959), (1479, 139029), (1683, 122177), (2057, 99963), (2871, 71621), (3447, 59653), (3509, 58599), (4213, 48807), (4437, 46343), (5423, 37917), (6171, 33321), (6511, 31581), (10527, 19533), (11107, 18513), (12639, 16269)]