13383448

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 28657800

約数和(自身を除く): 15274352

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 521, 676, 988, 1042, 1352, 1976, 2084, 3211, 4168, 6422, 6773, 9899, 12844, 13546, 19798, 25688, 27092, 39596, 54184, 79192, 88049, 128687, 176098, 257374, 352196, 514748, 704392, 1029496, 1672931, 3345862, 6691724, 13383448]

約数ペア:

[(1, 13383448), (2, 6691724), (4, 3345862), (8, 1672931), (13, 1029496), (19, 704392), (26, 514748), (38, 352196), (52, 257374), (76, 176098), (104, 128687), (152, 88049), (169, 79192), (247, 54184), (338, 39596), (494, 27092), (521, 25688), (676, 19798), (988, 13546), (1042, 12844), (1352, 9899), (1976, 6773), (2084, 6422), (3211, 4168)]