353227917

素因数分解:

$3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 605016000

約数和(自身を除く): 251788083

約数列:

[1, 3, 7, 19, 21, 29, 49, 57, 87, 89, 133, 147, 203, 267, 343, 399, 551, 609, 623, 931, 1029, 1421, 1653, 1691, 1869, 2401, 2581, 2793, 3857, 4263, 4361, 5073, 6517, 7203, 7743, 9947, 11571, 11837, 13083, 18067, 19551, 26999, 29841, 30527, 35511, 45619, 49039, 54201, 69629, 80997, 82859, 91581, 126469, 136857, 147117, 188993, 208887, 213689, 248577, 343273, 379407, 566979, 580013, 641067, 885283, 1029819, 1322951, 1740039, 2402911, 2655849, 3968853, 4060091, 6196981, 7208733, 12180273, 16820377, 18590943, 50461131, 117742639, 353227917]

約数ペア:

[(1, 353227917), (3, 117742639), (7, 50461131), (19, 18590943), (21, 16820377), (29, 12180273), (49, 7208733), (57, 6196981), (87, 4060091), (89, 3968853), (133, 2655849), (147, 2402911), (203, 1740039), (267, 1322951), (343, 1029819), (399, 885283), (551, 641067), (609, 580013), (623, 566979), (931, 379407), (1029, 343273), (1421, 248577), (1653, 213689), (1691, 208887), (1869, 188993), (2401, 147117), (2581, 136857), (2793, 126469), (3857, 91581), (4263, 82859), (4361, 80997), (5073, 69629), (6517, 54201), (7203, 49039), (7743, 45619), (9947, 35511), (11571, 30527), (11837, 29841), (13083, 26999), (18067, 19551)]