211271814

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2403

約数の個数: 80

約数和(自身を含む): 521901072

約数和(自身を除く): 310629258

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 81, 86, 117, 129, 162, 234, 258, 351, 387, 559, 702, 774, 1053, 1118, 1161, 1677, 2106, 2322, 2333, 3354, 3483, 4666, 5031, 6966, 6999, 10062, 13998, 15093, 20997, 30186, 30329, 41994, 45279, 60658, 62991, 90558, 90987, 100319, 125982, 181974, 188973, 200638, 272961, 300957, 377946, 545922, 601914, 818883, 902871, 1304147, 1637766, 1805742, 2456649, 2608294, 2708613, 3912441, 4913298, 5417226, 7824882, 8125839, 11737323, 16251678, 23474646, 35211969, 70423938, 105635907, 211271814]

約数ペア:

[(1, 211271814), (2, 105635907), (3, 70423938), (6, 35211969), (9, 23474646), (13, 16251678), (18, 11737323), (26, 8125839), (27, 7824882), (39, 5417226), (43, 4913298), (54, 3912441), (78, 2708613), (81, 2608294), (86, 2456649), (117, 1805742), (129, 1637766), (162, 1304147), (234, 902871), (258, 818883), (351, 601914), (387, 545922), (559, 377946), (702, 300957), (774, 272961), (1053, 200638), (1118, 188973), (1161, 181974), (1677, 125982), (2106, 100319), (2322, 90987), (2333, 90558), (3354, 62991), (3483, 60658), (4666, 45279), (5031, 41994), (6966, 30329), (6999, 30186), (10062, 20997), (13998, 15093)]