78954915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2237}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 136858176

約数和(自身を除く): 57903261

約数列:

[1, 3, 5, 13, 15, 39, 65, 181, 195, 543, 905, 2237, 2353, 2715, 6711, 7059, 11185, 11765, 29081, 33555, 35295, 87243, 145405, 404897, 436215, 1214691, 2024485, 5263661, 6073455, 15790983, 26318305, 78954915]

約数ペア:

[(1, 78954915), (3, 26318305), (5, 15790983), (13, 6073455), (15, 5263661), (39, 2024485), (65, 1214691), (181, 436215), (195, 404897), (543, 145405), (905, 87243), (2237, 35295), (2353, 33555), (2715, 29081), (6711, 11765), (7059, 11185)]