199925913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 325140480

約数和(自身を除く): 125214567

約数列:

[1, 3, 11, 23, 29, 31, 33, 69, 87, 93, 253, 293, 319, 341, 667, 713, 759, 879, 899, 957, 1023, 2001, 2139, 2697, 3223, 6739, 7337, 7843, 8497, 9083, 9669, 9889, 20217, 20677, 22011, 23529, 25491, 27249, 29667, 62031, 74129, 93467, 99913, 195431, 208909, 222387, 227447, 263407, 280401, 299739, 586293, 626727, 682341, 790221, 2149741, 2297999, 2897477, 6058361, 6449223, 6893997, 8692431, 18175083, 66641971, 199925913]

約数ペア:

[(1, 199925913), (3, 66641971), (11, 18175083), (23, 8692431), (29, 6893997), (31, 6449223), (33, 6058361), (69, 2897477), (87, 2297999), (93, 2149741), (253, 790221), (293, 682341), (319, 626727), (341, 586293), (667, 299739), (713, 280401), (759, 263407), (879, 227447), (899, 222387), (957, 208909), (1023, 195431), (2001, 99913), (2139, 93467), (2697, 74129), (3223, 62031), (6739, 29667), (7337, 27249), (7843, 25491), (8497, 23529), (9083, 22011), (9669, 20677), (9889, 20217)]