201683889

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 337777440

約数和(自身を除く): 136093551

約数列:

[1, 3, 9, 11, 33, 43, 59, 73, 99, 121, 129, 177, 219, 363, 387, 473, 531, 649, 657, 803, 1089, 1419, 1947, 2409, 2537, 3139, 4257, 4307, 5203, 5841, 7139, 7227, 7611, 8833, 9417, 12921, 15609, 21417, 22833, 26499, 27907, 28251, 34529, 38763, 46827, 47377, 64251, 79497, 83721, 103587, 142131, 185201, 251163, 306977, 310761, 379819, 426393, 521147, 555603, 920931, 1139457, 1563441, 1666809, 2037211, 2762793, 3418371, 4690323, 6111633, 18334899, 22409321, 67227963, 201683889]

約数ペア:

[(1, 201683889), (3, 67227963), (9, 22409321), (11, 18334899), (33, 6111633), (43, 4690323), (59, 3418371), (73, 2762793), (99, 2037211), (121, 1666809), (129, 1563441), (177, 1139457), (219, 920931), (363, 555603), (387, 521147), (473, 426393), (531, 379819), (649, 310761), (657, 306977), (803, 251163), (1089, 185201), (1419, 142131), (1947, 103587), (2409, 83721), (2537, 79497), (3139, 64251), (4257, 47377), (4307, 46827), (5203, 38763), (5841, 34529), (7139, 28251), (7227, 27907), (7611, 26499), (8833, 22833), (9417, 21417), (12921, 15609)]