172868031

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{5521}}^1$

素因数の和:5612

約数の個数: 36

約数和(自身を含む): 294609744

約数和(自身を除く): 121741713

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 3479, 4473, 5521, 10437, 16563, 31311, 38647, 49689, 115941, 270529, 347823, 391991, 811587, 1175973, 2434761, 2743937, 3527919, 8231811, 19207559, 24695433, 57622677, 172868031]

約数ペア:

[(1, 172868031), (3, 57622677), (7, 24695433), (9, 19207559), (21, 8231811), (49, 3527919), (63, 2743937), (71, 2434761), (147, 1175973), (213, 811587), (441, 391991), (497, 347823), (639, 270529), (1491, 115941), (3479, 49689), (4473, 38647), (5521, 31311), (10437, 16563)]