28784556

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{8243}}^1$

素因数の和:8350

約数の個数: 36

約数和(自身を含む): 73519992

約数和(自身を除く): 44735436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 8243, 16486, 24729, 32972, 49458, 74187, 98916, 148374, 296748, 799571, 1599142, 2398713, 3198284, 4797426, 7196139, 9594852, 14392278, 28784556]

約数ペア:

[(1, 28784556), (2, 14392278), (3, 9594852), (4, 7196139), (6, 4797426), (9, 3198284), (12, 2398713), (18, 1599142), (36, 799571), (97, 296748), (194, 148374), (291, 98916), (388, 74187), (582, 49458), (873, 32972), (1164, 24729), (1746, 16486), (3492, 8243)]