201218283

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1209

約数の個数: 64

約数和(自身を含む): 364492800

約数和(自身を除く): 163274517

約数列:

[1, 3, 7, 9, 21, 23, 27, 41, 63, 69, 123, 161, 189, 207, 287, 369, 483, 621, 861, 943, 1107, 1129, 1449, 2583, 2829, 3387, 4347, 6601, 7749, 7903, 8487, 10161, 19803, 23709, 25461, 25967, 30483, 46289, 59409, 71127, 77901, 138867, 178227, 181769, 213381, 233703, 324023, 416601, 545307, 701109, 972069, 1064647, 1249803, 1635921, 2916207, 3193941, 4907763, 7452529, 8748621, 9581823, 22357587, 28745469, 67072761, 201218283]

約数ペア:

[(1, 201218283), (3, 67072761), (7, 28745469), (9, 22357587), (21, 9581823), (23, 8748621), (27, 7452529), (41, 4907763), (63, 3193941), (69, 2916207), (123, 1635921), (161, 1249803), (189, 1064647), (207, 972069), (287, 701109), (369, 545307), (483, 416601), (621, 324023), (861, 233703), (943, 213381), (1107, 181769), (1129, 178227), (1449, 138867), (2583, 77901), (2829, 71127), (3387, 59409), (4347, 46289), (6601, 30483), (7749, 25967), (7903, 25461), (8487, 23709), (10161, 19803)]