2648649951

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8191}}^1$

素因数の和:8308

約数の個数: 48

約数和(自身を含む): 4225761280

約数和(自身を除く): 1577111329

約数列:

[1, 3, 9, 19, 31, 57, 61, 93, 171, 183, 279, 549, 589, 1159, 1767, 1891, 3477, 5301, 5673, 8191, 10431, 17019, 24573, 35929, 73719, 107787, 155629, 253921, 323361, 466887, 499651, 761763, 1400661, 1498953, 2285289, 4496859, 4824499, 9493369, 14473497, 15489181, 28480107, 43420491, 46467543, 85440321, 139402629, 294294439, 882883317, 2648649951]

約数ペア:

[(1, 2648649951), (3, 882883317), (9, 294294439), (19, 139402629), (31, 85440321), (57, 46467543), (61, 43420491), (93, 28480107), (171, 15489181), (183, 14473497), (279, 9493369), (549, 4824499), (589, 4496859), (1159, 2285289), (1767, 1498953), (1891, 1400661), (3477, 761763), (5301, 499651), (5673, 466887), (8191, 323361), (10431, 253921), (17019, 155629), (24573, 107787), (35929, 73719)]