28531638

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{68917}}^1$

素因数の和:68948

約数の個数: 24

約数和(自身を含む): 64507248

約数和(自身を除く): 35975610

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 68917, 137834, 206751, 413502, 620253, 1240506, 1585091, 3170182, 4755273, 9510546, 14265819, 28531638]

約数ペア:

[(1, 28531638), (2, 14265819), (3, 9510546), (6, 4755273), (9, 3170182), (18, 1585091), (23, 1240506), (46, 620253), (69, 413502), (138, 206751), (207, 137834), (414, 68917)]