28356477

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 38932992

約数和(自身を除く): 10576515

約数列:

[1, 3, 67, 71, 201, 213, 1987, 4757, 5961, 14271, 133129, 141077, 399387, 423231, 9452159, 28356477]

約数ペア:

[(1, 28356477), (3, 9452159), (67, 423231), (71, 399387), (201, 141077), (213, 133129), (1987, 14271), (4757, 5961)]