28617444

素因数分解:

$2^2\times 3^2\times {\mathrm{491}}^1\times {\mathrm{1619}}^1$

素因数の和:2120

約数の個数: 36

約数和(自身を含む): 72530640

約数和(自身を除く): 43913196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 491, 982, 1473, 1619, 1964, 2946, 3238, 4419, 4857, 5892, 6476, 8838, 9714, 14571, 17676, 19428, 29142, 58284, 794929, 1589858, 2384787, 3179716, 4769574, 7154361, 9539148, 14308722, 28617444]

約数ペア:

[(1, 28617444), (2, 14308722), (3, 9539148), (4, 7154361), (6, 4769574), (9, 3179716), (12, 2384787), (18, 1589858), (36, 794929), (491, 58284), (982, 29142), (1473, 19428), (1619, 17676), (1964, 14571), (2946, 9714), (3238, 8838), (4419, 6476), (4857, 5892)]