81417825

素因数分解:

$3^3\times 5^2\times {\mathrm{120619}}^1$

素因数の和:120638

約数の個数: 24

約数和(自身を含む): 149568800

約数和(自身を除く): 68150975

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 120619, 361857, 603095, 1085571, 1809285, 3015475, 3256713, 5427855, 9046425, 16283565, 27139275, 81417825]

約数ペア:

[(1, 81417825), (3, 27139275), (5, 16283565), (9, 9046425), (15, 5427855), (25, 3256713), (27, 3015475), (45, 1809285), (75, 1085571), (135, 603095), (225, 361857), (675, 120619)]