268285215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{22901}}^1$

素因数の和:22991

約数の個数: 32

約数和(自身を含む): 474895872

約数和(自身を除く): 206610657

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2343, 3905, 11715, 22901, 68703, 114505, 251911, 343515, 755733, 1259555, 1625971, 3778665, 4877913, 8129855, 17885681, 24389565, 53657043, 89428405, 268285215]

約数ペア:

[(1, 268285215), (3, 89428405), (5, 53657043), (11, 24389565), (15, 17885681), (33, 8129855), (55, 4877913), (71, 3778665), (165, 1625971), (213, 1259555), (355, 755733), (781, 343515), (1065, 251911), (2343, 114505), (3905, 68703), (11715, 22901)]