86989721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{15671}}^1$

素因数の和:15752

約数の個数: 16

約数和(自身を含む): 108826368

約数和(自身を除く): 21836647

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 15671, 109697, 203723, 955931, 1426061, 6691517, 12427103, 86989721]

約数ペア:

[(1, 86989721), (7, 12427103), (13, 6691517), (61, 1426061), (91, 955931), (427, 203723), (793, 109697), (5551, 15671)]