207888915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17477}}^1$

素因数の和:17559

約数の個数: 32

約数和(自身を含む): 364101696

約数和(自身を除く): 156212781

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3965, 11895, 17477, 52431, 87385, 227201, 262155, 681603, 1066097, 1136005, 3198291, 3408015, 5330485, 13859261, 15991455, 41577783, 69296305, 207888915]

約数ペア:

[(1, 207888915), (3, 69296305), (5, 41577783), (13, 15991455), (15, 13859261), (39, 5330485), (61, 3408015), (65, 3198291), (183, 1136005), (195, 1066097), (305, 681603), (793, 262155), (915, 227201), (2379, 87385), (3965, 52431), (11895, 17477)]