4145865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 7070976

約数和(自身を除く): 2925111

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 197, 305, 345, 591, 915, 985, 1403, 2955, 4209, 4531, 7015, 12017, 13593, 21045, 22655, 36051, 60085, 67965, 180255, 276391, 829173, 1381955, 4145865]

約数ペア:

[(1, 4145865), (3, 1381955), (5, 829173), (15, 276391), (23, 180255), (61, 67965), (69, 60085), (115, 36051), (183, 22655), (197, 21045), (305, 13593), (345, 12017), (591, 7015), (915, 4531), (985, 4209), (1403, 2955)]