388959116

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 894136320

約数和(自身を除く): 505177204

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 239, 263, 364, 442, 476, 478, 526, 884, 956, 1052, 1547, 1673, 1841, 3094, 3107, 3346, 3419, 3682, 4063, 4471, 6188, 6214, 6692, 6838, 7364, 8126, 8942, 12428, 13676, 16252, 17884, 21749, 23933, 28441, 31297, 43498, 47866, 52819, 56882, 58123, 62594, 62857, 86996, 95732, 105638, 113764, 116246, 125188, 125714, 211276, 232492, 251428, 369733, 406861, 439999, 739466, 813722, 817141, 879998, 1068569, 1478932, 1627444, 1634282, 1759996, 2137138, 3268564, 4274276, 5719987, 7479983, 11439974, 13891397, 14959966, 22879948, 27782794, 29919932, 55565588, 97239779, 194479558, 388959116]

約数ペア:

[(1, 388959116), (2, 194479558), (4, 97239779), (7, 55565588), (13, 29919932), (14, 27782794), (17, 22879948), (26, 14959966), (28, 13891397), (34, 11439974), (52, 7479983), (68, 5719987), (91, 4274276), (119, 3268564), (182, 2137138), (221, 1759996), (238, 1634282), (239, 1627444), (263, 1478932), (364, 1068569), (442, 879998), (476, 817141), (478, 813722), (526, 739466), (884, 439999), (956, 406861), (1052, 369733), (1547, 251428), (1673, 232492), (1841, 211276), (3094, 125714), (3107, 125188), (3346, 116246), (3419, 113764), (3682, 105638), (4063, 95732), (4471, 86996), (6188, 62857), (6214, 62594), (6692, 58123), (6838, 56882), (7364, 52819), (8126, 47866), (8942, 43498), (12428, 31297), (13676, 28441), (16252, 23933), (17884, 21749)]