31396626

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 74649600

約数和(自身を除く): 43252974

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 71, 114, 142, 171, 213, 342, 426, 431, 513, 639, 862, 1026, 1278, 1293, 1349, 1917, 2586, 2698, 3834, 3879, 4047, 7758, 8094, 8189, 11637, 12141, 16378, 23274, 24282, 24567, 30601, 36423, 49134, 61202, 72846, 73701, 91803, 147402, 183606, 221103, 275409, 442206, 550818, 581419, 826227, 1162838, 1652454, 1744257, 3488514, 5232771, 10465542, 15698313, 31396626]

約数ペア:

[(1, 31396626), (2, 15698313), (3, 10465542), (6, 5232771), (9, 3488514), (18, 1744257), (19, 1652454), (27, 1162838), (38, 826227), (54, 581419), (57, 550818), (71, 442206), (114, 275409), (142, 221103), (171, 183606), (213, 147402), (342, 91803), (426, 73701), (431, 72846), (513, 61202), (639, 49134), (862, 36423), (1026, 30601), (1278, 24567), (1293, 24282), (1349, 23274), (1917, 16378), (2586, 12141), (2698, 11637), (3834, 8189), (3879, 8094), (4047, 7758)]