28156683

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1973}}^1$

素因数の和:2114

約数の個数: 16

約数和(自身を含む): 38658816

約数和(自身を除く): 10502133

約数列:

[1, 3, 67, 71, 201, 213, 1973, 4757, 5919, 14271, 132191, 140083, 396573, 420249, 9385561, 28156683]

約数ペア:

[(1, 28156683), (3, 9385561), (67, 420249), (71, 396573), (201, 140083), (213, 132191), (1973, 14271), (4757, 5919)]