398779326531

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{76387}}^1$

素因数の和:76788

約数の個数: 48

約数和(自身を含む): 616680324000

約数和(自身を除く): 217900997469

約数列:

[1, 3, 9, 17, 51, 149, 153, 229, 447, 687, 1341, 2061, 2533, 3893, 7599, 11679, 22797, 34121, 35037, 76387, 102363, 229161, 307089, 580057, 687483, 1298579, 1740171, 3895737, 5220513, 11381663, 11687211, 17492623, 34144989, 52477869, 102434967, 157433607, 193488271, 297374591, 580464813, 892123773, 1741394439, 2606400827, 2676371319, 7819202481, 23457607443, 44308814059, 132926442177, 398779326531]

約数ペア:

[(1, 398779326531), (3, 132926442177), (9, 44308814059), (17, 23457607443), (51, 7819202481), (149, 2676371319), (153, 2606400827), (229, 1741394439), (447, 892123773), (687, 580464813), (1341, 297374591), (2061, 193488271), (2533, 157433607), (3893, 102434967), (7599, 52477869), (11679, 34144989), (22797, 17492623), (34121, 11687211), (35037, 11381663), (76387, 5220513), (102363, 3895737), (229161, 1740171), (307089, 1298579), (580057, 687483)]