631472212

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{20521}}^1$

素因数の和:20696

約数の個数: 36

約数和(自身を含む): 1293747924

約数和(自身を除く): 662275712

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 628, 1099, 2198, 4396, 7693, 15386, 20521, 30772, 41042, 82084, 143647, 287294, 574588, 1005529, 2011058, 3221797, 4022116, 6443594, 12887188, 22552579, 45105158, 90210316, 157868053, 315736106, 631472212]

約数ペア:

[(1, 631472212), (2, 315736106), (4, 157868053), (7, 90210316), (14, 45105158), (28, 22552579), (49, 12887188), (98, 6443594), (157, 4022116), (196, 3221797), (314, 2011058), (628, 1005529), (1099, 574588), (2198, 287294), (4396, 143647), (7693, 82084), (15386, 41042), (20521, 30772)]