201879279

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{587}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 343429632

約数和(自身を除く): 141550353

約数列:

[1, 3, 7, 9, 21, 53, 63, 103, 159, 309, 371, 477, 587, 721, 927, 1113, 1761, 2163, 3339, 4109, 5283, 5459, 6489, 12327, 16377, 31111, 36981, 38213, 49131, 60461, 93333, 114639, 181383, 217777, 279999, 343917, 423227, 544149, 653331, 1269681, 1959993, 3204433, 3809043, 9613299, 22431031, 28839897, 67293093, 201879279]

約数ペア:

[(1, 201879279), (3, 67293093), (7, 28839897), (9, 22431031), (21, 9613299), (53, 3809043), (63, 3204433), (103, 1959993), (159, 1269681), (309, 653331), (371, 544149), (477, 423227), (587, 343917), (721, 279999), (927, 217777), (1113, 181383), (1761, 114639), (2163, 93333), (3339, 60461), (4109, 49131), (5283, 38213), (5459, 36981), (6489, 31111), (12327, 16377)]