218456412

素因数分解:

$2^2\times 3^1\times {\mathrm{1321}}^1\times {\mathrm{13781}}^1$

素因数の和:15109

約数の個数: 24

約数和(自身を含む): 510154512

約数和(自身を除く): 291698100

約数列:

[1, 2, 3, 4, 6, 12, 1321, 2642, 3963, 5284, 7926, 13781, 15852, 27562, 41343, 55124, 82686, 165372, 18204701, 36409402, 54614103, 72818804, 109228206, 218456412]

約数ペア:

[(1, 218456412), (2, 109228206), (3, 72818804), (4, 54614103), (6, 36409402), (12, 18204701), (1321, 165372), (2642, 82686), (3963, 55124), (5284, 41343), (7926, 27562), (13781, 15852)]