168391107

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 254610720

約数和(自身を除く): 86219613

約数列:

[1, 3, 9, 37, 79, 111, 173, 237, 333, 519, 711, 1369, 1557, 2923, 4107, 6401, 8769, 12321, 13667, 19203, 26307, 41001, 57609, 108151, 123003, 236837, 324453, 505679, 710511, 973359, 1517037, 2131533, 4551111, 18710123, 56130369, 168391107]

約数ペア:

[(1, 168391107), (3, 56130369), (9, 18710123), (37, 4551111), (79, 2131533), (111, 1517037), (173, 973359), (237, 710511), (333, 505679), (519, 324453), (711, 236837), (1369, 123003), (1557, 108151), (2923, 57609), (4107, 41001), (6401, 26307), (8769, 19203), (12321, 13667)]