20984948595

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{348269}}^1$

素因数の和:348396

約数の個数: 48

約数和(自身を含む): 39552327360

約数和(自身を除く): 18567378765

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 103, 117, 195, 309, 515, 585, 927, 1339, 1545, 4017, 4635, 6695, 12051, 20085, 60255, 348269, 1044807, 1741345, 3134421, 4527497, 5224035, 13582491, 15672105, 22637485, 35871707, 40747473, 67912455, 107615121, 179358535, 203737365, 322845363, 466332191, 538075605, 1398996573, 1614226815, 2331660955, 4196989719, 6994982865, 20984948595]

約数ペア:

[(1, 20984948595), (3, 6994982865), (5, 4196989719), (9, 2331660955), (13, 1614226815), (15, 1398996573), (39, 538075605), (45, 466332191), (65, 322845363), (103, 203737365), (117, 179358535), (195, 107615121), (309, 67912455), (515, 40747473), (585, 35871707), (927, 22637485), (1339, 15672105), (1545, 13582491), (4017, 5224035), (4635, 4527497), (6695, 3134421), (12051, 1741345), (20085, 1044807), (60255, 348269)]