305957385

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 571484160

約数和(自身を除く): 265526775

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 211, 345, 467, 621, 633, 1035, 1055, 1401, 1899, 2335, 3105, 3165, 4203, 4853, 5697, 7005, 9495, 10741, 12609, 14559, 21015, 24265, 28485, 32223, 43677, 53705, 63045, 72795, 96669, 98537, 131031, 161115, 218385, 290007, 295611, 483345, 492685, 655155, 886833, 1450035, 1478055, 2266351, 2660499, 4434165, 6799053, 11331755, 13302495, 20397159, 33995265, 61191477, 101985795, 305957385]

約数ペア:

[(1, 305957385), (3, 101985795), (5, 61191477), (9, 33995265), (15, 20397159), (23, 13302495), (27, 11331755), (45, 6799053), (69, 4434165), (115, 2660499), (135, 2266351), (207, 1478055), (211, 1450035), (345, 886833), (467, 655155), (621, 492685), (633, 483345), (1035, 295611), (1055, 290007), (1401, 218385), (1899, 161115), (2335, 131031), (3105, 98537), (3165, 96669), (4203, 72795), (4853, 63045), (5697, 53705), (7005, 43677), (9495, 32223), (10741, 28485), (12609, 24265), (14559, 21015)]