25297818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6619}}^1$

素因数の和:6651

約数の個数: 48

約数和(自身を含む): 63393120

約数和(自身を除く): 38095302

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 6619, 13238, 19857, 39714, 46333, 86047, 92666, 138999, 172094, 258141, 277998, 324331, 516282, 602329, 648662, 972993, 1204658, 1806987, 1945986, 3613974, 4216303, 8432606, 12648909, 25297818]

約数ペア:

[(1, 25297818), (2, 12648909), (3, 8432606), (6, 4216303), (7, 3613974), (13, 1945986), (14, 1806987), (21, 1204658), (26, 972993), (39, 648662), (42, 602329), (49, 516282), (78, 324331), (91, 277998), (98, 258141), (147, 172094), (182, 138999), (273, 92666), (294, 86047), (546, 46333), (637, 39714), (1274, 19857), (1911, 13238), (3822, 6619)]