28885654

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 52208640

約数和(自身を除く): 23322986

約数列:

[1, 2, 7, 14, 23, 46, 109, 161, 218, 322, 763, 823, 1526, 1646, 2507, 5014, 5761, 11522, 17549, 18929, 35098, 37858, 89707, 132503, 179414, 265006, 627949, 1255898, 2063261, 4126522, 14442827, 28885654]

約数ペア:

[(1, 28885654), (2, 14442827), (7, 4126522), (14, 2063261), (23, 1255898), (46, 627949), (109, 265006), (161, 179414), (218, 132503), (322, 89707), (763, 37858), (823, 35098), (1526, 18929), (1646, 17549), (2507, 11522), (5014, 5761)]