205993953

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1129}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 345508800

約数和(自身を除く): 139514847

約数列:

[1, 3, 9, 11, 19, 33, 57, 97, 99, 171, 209, 291, 627, 873, 1067, 1129, 1843, 1881, 3201, 3387, 5529, 9603, 10161, 12419, 16587, 20273, 21451, 37257, 60819, 64353, 109513, 111771, 182457, 193059, 235961, 328539, 707883, 985617, 1204643, 2080747, 2123649, 3613929, 6242241, 10841787, 18726723, 22888217, 68664651, 205993953]

約数ペア:

[(1, 205993953), (3, 68664651), (9, 22888217), (11, 18726723), (19, 10841787), (33, 6242241), (57, 3613929), (97, 2123649), (99, 2080747), (171, 1204643), (209, 985617), (291, 707883), (627, 328539), (873, 235961), (1067, 193059), (1129, 182457), (1843, 111771), (1881, 109513), (3201, 64353), (3387, 60819), (5529, 37257), (9603, 21451), (10161, 20273), (12419, 16587)]