212900655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{16333}}^1$

素因数の和:16431

約数の個数: 32

約数和(自身を含む): 376335360

約数和(自身を除く): 163434705

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2607, 4345, 13035, 16333, 48999, 81665, 179663, 244995, 538989, 898315, 1290307, 2694945, 3870921, 6451535, 14193377, 19354605, 42580131, 70966885, 212900655]

約数ペア:

[(1, 212900655), (3, 70966885), (5, 42580131), (11, 19354605), (15, 14193377), (33, 6451535), (55, 3870921), (79, 2694945), (165, 1290307), (237, 898315), (395, 538989), (869, 244995), (1185, 179663), (2607, 81665), (4345, 48999), (13035, 16333)]