2643156765

素因数分解:

$3^4\times 5^1\times {\mathrm{6526313}}^1$

素因数の和:6526330

約数の個数: 20

約数和(自身を含む): 4738103964

約数和(自身を除く): 2094947199

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6526313, 19578939, 32631565, 58736817, 97894695, 176210451, 293684085, 528631353, 881052255, 2643156765]

約数ペア:

[(1, 2643156765), (3, 881052255), (5, 528631353), (9, 293684085), (15, 176210451), (27, 97894695), (45, 58736817), (81, 32631565), (135, 19578939), (405, 6526313)]