65491821

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{17203}}^1$

素因数の和:17262

約数の個数: 20

約数和(自身を含む): 99920832

約数和(自身を除く): 34429011

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 17203, 51609, 154827, 464481, 808541, 1393443, 2425623, 7276869, 21830607, 65491821]

約数ペア:

[(1, 65491821), (3, 21830607), (9, 7276869), (27, 2425623), (47, 1393443), (81, 808541), (141, 464481), (423, 154827), (1269, 51609), (3807, 17203)]