131297292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521021}}^1$

素因数の和:521038

約数の個数: 36

約数和(自身を含む): 379304016

約数和(自身を除く): 248006724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521021, 1042042, 1563063, 2084084, 3126126, 3647147, 4689189, 6252252, 7294294, 9378378, 10941441, 14588588, 18756756, 21882882, 32824323, 43765764, 65648646, 131297292]

約数ペア:

[(1, 131297292), (2, 65648646), (3, 43765764), (4, 32824323), (6, 21882882), (7, 18756756), (9, 14588588), (12, 10941441), (14, 9378378), (18, 7294294), (21, 6252252), (28, 4689189), (36, 3647147), (42, 3126126), (63, 2084084), (84, 1563063), (126, 1042042), (252, 521021)]