128355801

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{265747}}^1$

素因数の和:265780

約数の個数: 16

約数和(自身を含む): 204094464

約数和(自身を除く): 75738663

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 265747, 797241, 1860229, 5580687, 6112181, 18336543, 42785267, 128355801]

約数ペア:

[(1, 128355801), (3, 42785267), (7, 18336543), (21, 6112181), (23, 5580687), (69, 1860229), (161, 797241), (483, 265747)]