399474936

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{613}}^1$

素因数の和:1066

約数の個数: 128

約数和(自身を含む): 1273190400

約数和(自身を除く): 873715464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 431, 504, 613, 756, 862, 1226, 1293, 1512, 1724, 1839, 2452, 2586, 3017, 3448, 3678, 3879, 4291, 4904, 5172, 5517, 6034, 7356, 7758, 8582, 9051, 10344, 11034, 11637, 12068, 12873, 14712, 15516, 16551, 17164, 18102, 22068, 23274, 24136, 25746, 27153, 31032, 33102, 34328, 36204, 38619, 44136, 46548, 51492, 54306, 66204, 72408, 77238, 81459, 93096, 102984, 108612, 115857, 132408, 154476, 162918, 217224, 231714, 264203, 308952, 325836, 463428, 528406, 651672, 792609, 926856, 1056812, 1585218, 1849421, 2113624, 2377827, 3170436, 3698842, 4755654, 5548263, 6340872, 7133481, 7397684, 9511308, 11096526, 14266962, 14795368, 16644789, 19022616, 22193052, 28533924, 33289578, 44386104, 49934367, 57067848, 66579156, 99868734, 133158312, 199737468, 399474936]

約数ペア:

[(1, 399474936), (2, 199737468), (3, 133158312), (4, 99868734), (6, 66579156), (7, 57067848), (8, 49934367), (9, 44386104), (12, 33289578), (14, 28533924), (18, 22193052), (21, 19022616), (24, 16644789), (27, 14795368), (28, 14266962), (36, 11096526), (42, 9511308), (54, 7397684), (56, 7133481), (63, 6340872), (72, 5548263), (84, 4755654), (108, 3698842), (126, 3170436), (168, 2377827), (189, 2113624), (216, 1849421), (252, 1585218), (378, 1056812), (431, 926856), (504, 792609), (613, 651672), (756, 528406), (862, 463428), (1226, 325836), (1293, 308952), (1512, 264203), (1724, 231714), (1839, 217224), (2452, 162918), (2586, 154476), (3017, 132408), (3448, 115857), (3678, 108612), (3879, 102984), (4291, 93096), (4904, 81459), (5172, 77238), (5517, 72408), (6034, 66204), (7356, 54306), (7758, 51492), (8582, 46548), (9051, 44136), (10344, 38619), (11034, 36204), (11637, 34328), (12068, 33102), (12873, 31032), (14712, 27153), (15516, 25746), (16551, 24136), (17164, 23274), (18102, 22068)]