28866495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11953}}^1$

素因数の和:11991

約数の個数: 32

約数和(自身を含む): 55084032

約数和(自身を除く): 26217537

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11953, 35859, 59765, 83671, 179295, 251013, 274919, 418355, 824757, 1255065, 1374595, 1924433, 4123785, 5773299, 9622165, 28866495]

約数ペア:

[(1, 28866495), (3, 9622165), (5, 5773299), (7, 4123785), (15, 1924433), (21, 1374595), (23, 1255065), (35, 824757), (69, 418355), (105, 274919), (115, 251013), (161, 179295), (345, 83671), (483, 59765), (805, 35859), (2415, 11953)]