131491386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8387}}^1$

素因数の和:8475

約数の個数: 48

約数和(自身を含む): 311429664

約数和(自身を除く): 179938278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 2613, 5226, 7839, 8387, 15678, 16774, 25161, 50322, 75483, 109031, 150966, 218062, 327093, 561929, 654186, 981279, 1123858, 1685787, 1962558, 3371574, 5057361, 7305077, 10114722, 14610154, 21915231, 43830462, 65745693, 131491386]

約数ペア:

[(1, 131491386), (2, 65745693), (3, 43830462), (6, 21915231), (9, 14610154), (13, 10114722), (18, 7305077), (26, 5057361), (39, 3371574), (67, 1962558), (78, 1685787), (117, 1123858), (134, 981279), (201, 654186), (234, 561929), (402, 327093), (603, 218062), (871, 150966), (1206, 109031), (1742, 75483), (2613, 50322), (5226, 25161), (7839, 16774), (8387, 15678)]