212323995

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{27919}}^1$

素因数の和:27956

約数の個数: 36

約数和(自身を含む): 398530080

約数和(自身を除く): 186206085

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 7605, 27919, 83757, 139595, 251271, 362947, 418785, 1088841, 1256355, 1814735, 3266523, 4718311, 5444205, 14154933, 16332615, 23591555, 42464799, 70774665, 212323995]

約数ペア:

[(1, 212323995), (3, 70774665), (5, 42464799), (9, 23591555), (13, 16332615), (15, 14154933), (39, 5444205), (45, 4718311), (65, 3266523), (117, 1814735), (169, 1256355), (195, 1088841), (507, 418785), (585, 362947), (845, 251271), (1521, 139595), (2535, 83757), (7605, 27919)]