78130221

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{2111}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 114402816

約数和(自身を除く): 36272595

約数列:

[1, 3, 13, 39, 73, 169, 219, 507, 949, 2111, 2847, 6333, 12337, 27443, 37011, 82329, 154103, 356759, 462309, 1070277, 2003339, 6010017, 26043407, 78130221]

約数ペア:

[(1, 78130221), (3, 26043407), (13, 6010017), (39, 2003339), (73, 1070277), (169, 462309), (219, 356759), (507, 154103), (949, 82329), (2111, 37011), (2847, 27443), (6333, 12337)]