287788491328

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20347037}}^1$

素因数の和:20347079

約数の個数: 56

約数和(自身を含む): 651186604152

約数和(自身を除く): 363398112824

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 14144, 20347037, 40694074, 81388148, 162776296, 264511481, 325552592, 345899629, 529022962, 651105184, 691799258, 1058045924, 1302210368, 1383598516, 2116091848, 2767197032, 4232183696, 4496695177, 5534394064, 8464367392, 8993390354, 11068788128, 16928734784, 17986780708, 22137576256, 35973561416, 71947122832, 143894245664, 287788491328]

約数ペア:

[(1, 287788491328), (2, 143894245664), (4, 71947122832), (8, 35973561416), (13, 22137576256), (16, 17986780708), (17, 16928734784), (26, 11068788128), (32, 8993390354), (34, 8464367392), (52, 5534394064), (64, 4496695177), (68, 4232183696), (104, 2767197032), (136, 2116091848), (208, 1383598516), (221, 1302210368), (272, 1058045924), (416, 691799258), (442, 651105184), (544, 529022962), (832, 345899629), (884, 325552592), (1088, 264511481), (1768, 162776296), (3536, 81388148), (7072, 40694074), (14144, 20347037)]