68821545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{352931}}^1$

素因数の和:352952

約数の個数: 16

約数和(自身を含む): 118585152

約数和(自身を除く): 49763607

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 352931, 1058793, 1764655, 4588103, 5293965, 13764309, 22940515, 68821545]

約数ペア:

[(1, 68821545), (3, 22940515), (5, 13764309), (13, 5293965), (15, 4588103), (39, 1764655), (65, 1058793), (195, 352931)]