387026794

素因数分解:

$2^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 80

約数和(自身を含む): 784100736

約数和(自身を除く): 397073942

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 343, 374, 431, 539, 686, 833, 862, 1078, 1309, 1666, 2401, 2618, 3017, 3773, 4741, 4802, 5831, 6034, 7327, 7546, 9163, 9482, 11662, 14654, 18326, 21119, 26411, 33187, 40817, 42238, 51289, 52822, 64141, 66374, 80597, 81634, 102578, 128282, 147833, 161194, 232309, 295666, 359023, 448987, 464618, 564179, 718046, 897974, 1034831, 1128358, 1626163, 2069662, 2513161, 3252326, 3949253, 5026322, 7898506, 11383141, 17592127, 22766282, 27644771, 35184254, 55289542, 193513397, 387026794]

約数ペア:

[(1, 387026794), (2, 193513397), (7, 55289542), (11, 35184254), (14, 27644771), (17, 22766282), (22, 17592127), (34, 11383141), (49, 7898506), (77, 5026322), (98, 3949253), (119, 3252326), (154, 2513161), (187, 2069662), (238, 1626163), (343, 1128358), (374, 1034831), (431, 897974), (539, 718046), (686, 564179), (833, 464618), (862, 448987), (1078, 359023), (1309, 295666), (1666, 232309), (2401, 161194), (2618, 147833), (3017, 128282), (3773, 102578), (4741, 81634), (4802, 80597), (5831, 66374), (6034, 64141), (7327, 52822), (7546, 51289), (9163, 42238), (9482, 40817), (11662, 33187), (14654, 26411), (18326, 21119)]