87987039

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{26687}}^1$

素因数の和:26854

約数の個数: 16

約数和(自身を含む): 134934528

約数和(自身を除く): 46947489

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 26687, 80061, 186809, 560427, 4189859, 12569577, 29329013, 87987039]

約数ペア:

[(1, 87987039), (3, 29329013), (7, 12569577), (21, 4189859), (157, 560427), (471, 186809), (1099, 80061), (3297, 26687)]