42780801

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{15551}}^1$

素因数の和:15692

約数の個数: 16

約数和(自身を含む): 65691648

約数和(自身を除く): 22910847

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 15551, 46653, 108857, 326571, 2037181, 6111543, 14260267, 42780801]

約数ペア:

[(1, 42780801), (3, 14260267), (7, 6111543), (21, 2037181), (131, 326571), (393, 108857), (917, 46653), (2751, 15551)]