78985185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1451}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 54831135

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 573, 955, 1451, 2865, 3629, 4353, 7255, 10887, 18145, 21765, 27569, 54435, 82707, 137845, 277141, 413535, 831423, 1385705, 4157115, 5265679, 15797037, 26328395, 78985185]

約数ペア:

[(1, 78985185), (3, 26328395), (5, 15797037), (15, 5265679), (19, 4157115), (57, 1385705), (95, 831423), (191, 413535), (285, 277141), (573, 137845), (955, 82707), (1451, 54435), (2865, 27569), (3629, 21765), (4353, 18145), (7255, 10887)]