72511257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1759}}^1$

素因数の和:1933

約数の個数: 32

約数和(自身を含む): 119848960

約数和(自身を除く): 47337703

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 1057, 1759, 1963, 3171, 5277, 5889, 12313, 13741, 22867, 36939, 41223, 68601, 160069, 265609, 480207, 796827, 1859263, 3452917, 5577789, 10358751, 24170419, 72511257]

約数ペア:

[(1, 72511257), (3, 24170419), (7, 10358751), (13, 5577789), (21, 3452917), (39, 1859263), (91, 796827), (151, 480207), (273, 265609), (453, 160069), (1057, 68601), (1759, 41223), (1963, 36939), (3171, 22867), (5277, 13741), (5889, 12313)]