672513633

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 1081821312

約数和(自身を除く): 409307679

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 241, 397, 639, 723, 781, 1191, 2169, 2343, 2651, 3573, 4367, 7029, 7953, 13101, 17111, 23859, 28187, 39303, 51333, 84561, 95677, 153999, 188221, 253683, 287031, 310057, 564663, 861093, 930171, 1052447, 1693989, 2790513, 3157341, 6793067, 9472023, 20379201, 61137603, 74723737, 224171211, 672513633]

約数ペア:

[(1, 672513633), (3, 224171211), (9, 74723737), (11, 61137603), (33, 20379201), (71, 9472023), (99, 6793067), (213, 3157341), (241, 2790513), (397, 1693989), (639, 1052447), (723, 930171), (781, 861093), (1191, 564663), (2169, 310057), (2343, 287031), (2651, 253683), (3573, 188221), (4367, 153999), (7029, 95677), (7953, 84561), (13101, 51333), (17111, 39303), (23859, 28187)]