78801855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{3947}}^1$

素因数の和:3988

約数の個数: 32

約数和(自身を含む): 138716928

約数和(自身を除く): 59915073

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1331, 1815, 3947, 3993, 6655, 11841, 19735, 19965, 43417, 59205, 130251, 217085, 477587, 651255, 1432761, 2387935, 5253457, 7163805, 15760371, 26267285, 78801855]

約数ペア:

[(1, 78801855), (3, 26267285), (5, 15760371), (11, 7163805), (15, 5253457), (33, 2387935), (55, 1432761), (121, 651255), (165, 477587), (363, 217085), (605, 130251), (1331, 59205), (1815, 43417), (3947, 19965), (3993, 19735), (6655, 11841)]