28234425

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7103}}^1$

素因数の和:7169

約数の個数: 24

約数和(自身を含む): 47568384

約数和(自身を除く): 19333959

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 7103, 21309, 35515, 106545, 177575, 376459, 532725, 1129377, 1882295, 5646885, 9411475, 28234425]

約数ペア:

[(1, 28234425), (3, 9411475), (5, 5646885), (15, 1882295), (25, 1129377), (53, 532725), (75, 376459), (159, 177575), (265, 106545), (795, 35515), (1325, 21309), (3975, 7103)]