72278213

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6323}}^1$

素因数の和:6424

約数の個数: 16

約数和(自身を含む): 87422976

約数和(自身を除く): 15144763

約数列:

[1, 7, 23, 71, 161, 497, 1633, 6323, 11431, 44261, 145429, 448933, 1018003, 3142531, 10325459, 72278213]

約数ペア:

[(1, 72278213), (7, 10325459), (23, 3142531), (71, 1018003), (161, 448933), (497, 145429), (1633, 44261), (6323, 11431)]