7890896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 16769760

約数和(自身を除く): 8878864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 643, 767, 944, 1286, 1534, 2572, 3068, 5144, 6136, 8359, 10288, 12272, 16718, 33436, 37937, 66872, 75874, 133744, 151748, 303496, 493181, 606992, 986362, 1972724, 3945448, 7890896]

約数ペア:

[(1, 7890896), (2, 3945448), (4, 1972724), (8, 986362), (13, 606992), (16, 493181), (26, 303496), (52, 151748), (59, 133744), (104, 75874), (118, 66872), (208, 37937), (236, 33436), (472, 16718), (643, 12272), (767, 10288), (944, 8359), (1286, 6136), (1534, 5144), (2572, 3068)]