128562266

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{61631}}^1$

素因数の和:61789

約数の個数: 16

約数和(自身を含む): 221875200

約数和(自身を除く): 93312934

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 61631, 123262, 431417, 862834, 9183019, 18366038, 64281133, 128562266]

約数ペア:

[(1, 128562266), (2, 64281133), (7, 18366038), (14, 9183019), (149, 862834), (298, 431417), (1043, 123262), (2086, 61631)]