28615113

素因数分解:

$3^4\times {\mathrm{541}}^1\times {\mathrm{653}}^1$

素因数の和:1206

約数の個数: 20

約数和(自身を含む): 42890628

約数和(自身を除く): 14275515

約数列:

[1, 3, 9, 27, 81, 541, 653, 1623, 1959, 4869, 5877, 14607, 17631, 43821, 52893, 353273, 1059819, 3179457, 9538371, 28615113]

約数ペア:

[(1, 28615113), (3, 9538371), (9, 3179457), (27, 1059819), (81, 353273), (541, 52893), (653, 43821), (1623, 17631), (1959, 14607), (4869, 5877)]