87651137

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{18773}}^1$

素因数の和:18832

約数の個数: 16

約数和(自身を含む): 108138240

約数和(自身を除く): 20487103

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 18773, 131411, 431779, 544417, 3022453, 3810919, 12521591, 87651137]

約数ペア:

[(1, 87651137), (7, 12521591), (23, 3810919), (29, 3022453), (161, 544417), (203, 431779), (667, 131411), (4669, 18773)]