208999998

素因数分解:

$2^1\times 3^2\times {\mathrm{439}}^1\times {\mathrm{26449}}^1$

素因数の和:26896

約数の個数: 24

約数和(自身を含む): 453882000

約数和(自身を除く): 244882002

約数列:

[1, 2, 3, 6, 9, 18, 439, 878, 1317, 2634, 3951, 7902, 26449, 52898, 79347, 158694, 238041, 476082, 11611111, 23222222, 34833333, 69666666, 104499999, 208999998]

約数ペア:

[(1, 208999998), (2, 104499999), (3, 69666666), (6, 34833333), (9, 23222222), (18, 11611111), (439, 476082), (878, 238041), (1317, 158694), (2634, 79347), (3951, 52898), (7902, 26449)]