168914955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2503}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 295672320

約数和(自身を除く): 126757365

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 409, 1227, 2045, 2503, 4499, 6135, 7509, 12515, 13497, 22495, 27533, 37545, 67485, 82599, 137665, 412995, 1023727, 3071181, 5118635, 11260997, 15355905, 33782991, 56304985, 168914955]

約数ペア:

[(1, 168914955), (3, 56304985), (5, 33782991), (11, 15355905), (15, 11260997), (33, 5118635), (55, 3071181), (165, 1023727), (409, 412995), (1227, 137665), (2045, 82599), (2503, 67485), (4499, 37545), (6135, 27533), (7509, 22495), (12515, 13497)]