28657203753

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{738721}}^1$

素因数の和:738984

約数の個数: 16

約数和(自身を含む): 38980882496

約数和(自身を除く): 10323678743

約数列:

[1, 3, 67, 193, 201, 579, 12931, 38793, 738721, 2216163, 49494307, 142573153, 148482921, 427719459, 9552401251, 28657203753]

約数ペア:

[(1, 28657203753), (3, 9552401251), (67, 427719459), (193, 148482921), (201, 142573153), (579, 49494307), (12931, 2216163), (38793, 738721)]