238415515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2719}}^1$

素因数の和:2827

約数の個数: 32

約数和(自身を含む): 329011200

約数和(自身を除く): 90595685

約数列:

[1, 5, 13, 19, 65, 71, 95, 247, 355, 923, 1235, 1349, 2719, 4615, 6745, 13595, 17537, 35347, 51661, 87685, 176735, 193049, 258305, 671593, 965245, 2509637, 3357965, 3667931, 12548185, 18339655, 47683103, 238415515]

約数ペア:

[(1, 238415515), (5, 47683103), (13, 18339655), (19, 12548185), (65, 3667931), (71, 3357965), (95, 2509637), (247, 965245), (355, 671593), (923, 258305), (1235, 193049), (1349, 176735), (2719, 87685), (4615, 51661), (6745, 35347), (13595, 17537)]