209527444

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 429359616

約数和(自身を除く): 219832172

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 271, 371, 521, 542, 742, 1042, 1084, 1484, 1897, 2084, 3647, 3794, 7294, 7588, 14363, 14588, 27613, 28726, 55226, 57452, 100541, 110452, 141191, 193291, 201082, 282382, 386582, 402164, 564764, 773164, 988337, 1976674, 3953348, 7483123, 14966246, 29932492, 52381861, 104763722, 209527444]

約数ペア:

[(1, 209527444), (2, 104763722), (4, 52381861), (7, 29932492), (14, 14966246), (28, 7483123), (53, 3953348), (106, 1976674), (212, 988337), (271, 773164), (371, 564764), (521, 402164), (542, 386582), (742, 282382), (1042, 201082), (1084, 193291), (1484, 141191), (1897, 110452), (2084, 100541), (3647, 57452), (3794, 55226), (7294, 28726), (7588, 27613), (14363, 14588)]