215055267

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{63607}}^1$

素因数の和:63647

約数の個数: 24

約数和(自身を含む): 348062976

約数和(自身を除く): 133007709

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 63607, 190821, 445249, 1335747, 1462961, 3116743, 4388883, 9350229, 10240727, 30722181, 71685089, 215055267]

約数ペア:

[(1, 215055267), (3, 71685089), (7, 30722181), (21, 10240727), (23, 9350229), (49, 4388883), (69, 3116743), (147, 1462961), (161, 1335747), (483, 445249), (1127, 190821), (3381, 63607)]