15690861998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1\times {\mathrm{2129}}^1$

素因数の和:2529

約数の個数: 64

約数和(自身を含む): 28708992000

約数和(自身を除く): 13018130002

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 269, 538, 721, 1442, 1883, 1957, 2129, 3766, 3914, 4258, 5111, 10222, 13699, 14903, 27398, 27707, 29806, 35777, 40451, 55414, 71554, 80902, 193949, 219287, 283157, 387898, 438574, 526433, 566314, 572701, 1052866, 1145402, 1535009, 3070018, 3685031, 4008907, 4166453, 7370062, 8017814, 8332906, 10881319, 21762638, 29165171, 58330342, 58988203, 76169233, 117976406, 152338466, 412917421, 825834842, 1120775857, 2241551714, 7845430999, 15690861998]

約数ペア:

[(1, 15690861998), (2, 7845430999), (7, 2241551714), (14, 1120775857), (19, 825834842), (38, 412917421), (103, 152338466), (133, 117976406), (206, 76169233), (266, 58988203), (269, 58330342), (538, 29165171), (721, 21762638), (1442, 10881319), (1883, 8332906), (1957, 8017814), (2129, 7370062), (3766, 4166453), (3914, 4008907), (4258, 3685031), (5111, 3070018), (10222, 1535009), (13699, 1145402), (14903, 1052866), (27398, 572701), (27707, 566314), (29806, 526433), (35777, 438574), (40451, 387898), (55414, 283157), (71554, 219287), (80902, 193949)]