77556879

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 124053600

約数和(自身を除く): 46496721

約数列:

[1, 3, 9, 19, 27, 57, 73, 109, 171, 219, 327, 361, 513, 657, 981, 1083, 1387, 1971, 2071, 2943, 3249, 4161, 6213, 7957, 9747, 12483, 18639, 23871, 26353, 37449, 39349, 55917, 71613, 79059, 118047, 151183, 214839, 237177, 354141, 453549, 711531, 1062423, 1360647, 2872477, 4081941, 8617431, 25852293, 77556879]

約数ペア:

[(1, 77556879), (3, 25852293), (9, 8617431), (19, 4081941), (27, 2872477), (57, 1360647), (73, 1062423), (109, 711531), (171, 453549), (219, 354141), (327, 237177), (361, 214839), (513, 151183), (657, 118047), (981, 79059), (1083, 71613), (1387, 55917), (1971, 39349), (2071, 37449), (2943, 26353), (3249, 23871), (4161, 18639), (6213, 12483), (7957, 9747)]