281621310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{68521}}^1$

素因数の和:68668

約数の個数: 32

約数和(自身を含む): 680834592

約数和(自身を除く): 399213282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 68521, 137042, 205563, 342605, 411126, 685210, 1027815, 2055630, 9387377, 18774754, 28162131, 46936885, 56324262, 93873770, 140810655, 281621310]

約数ペア:

[(1, 281621310), (2, 140810655), (3, 93873770), (5, 56324262), (6, 46936885), (10, 28162131), (15, 18774754), (30, 9387377), (137, 2055630), (274, 1027815), (411, 685210), (685, 411126), (822, 342605), (1370, 205563), (2055, 137042), (4110, 68521)]