72039393

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 115440000

約数和(自身を除く): 43400607

約数列:

[1, 3, 9, 19, 29, 57, 73, 87, 171, 199, 219, 261, 551, 597, 657, 1387, 1653, 1791, 2117, 3781, 4161, 4959, 5771, 6351, 11343, 12483, 14527, 17313, 19053, 34029, 40223, 43581, 51939, 109649, 120669, 130743, 276013, 328947, 362007, 421283, 828039, 986841, 1263849, 2484117, 3791547, 8004377, 24013131, 72039393]

約数ペア:

[(1, 72039393), (3, 24013131), (9, 8004377), (19, 3791547), (29, 2484117), (57, 1263849), (73, 986841), (87, 828039), (171, 421283), (199, 362007), (219, 328947), (261, 276013), (551, 130743), (597, 120669), (657, 109649), (1387, 51939), (1653, 43581), (1791, 40223), (2117, 34029), (3781, 19053), (4161, 17313), (4959, 14527), (5771, 12483), (6351, 11343)]