2061605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 3193344

約数和(自身を除く): 1131739

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 197, 299, 455, 805, 985, 1379, 1495, 2093, 2561, 4531, 6895, 10465, 12805, 17927, 22655, 31717, 58903, 89635, 158585, 294515, 412321, 2061605]

約数ペア:

[(1, 2061605), (5, 412321), (7, 294515), (13, 158585), (23, 89635), (35, 58903), (65, 31717), (91, 22655), (115, 17927), (161, 12805), (197, 10465), (299, 6895), (455, 4531), (805, 2561), (985, 2093), (1379, 1495)]