1338777601

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{45139}}^1$

素因数の和:45388

約数の個数: 16

約数和(自身を含む): 1617817600

約数和(自身を除く): 279039999

約数列:

[1, 7, 19, 133, 223, 1561, 4237, 29659, 45139, 315973, 857641, 6003487, 10065997, 70461979, 191253943, 1338777601]

約数ペア:

[(1, 1338777601), (7, 191253943), (19, 70461979), (133, 10065997), (223, 6003487), (1561, 857641), (4237, 315973), (29659, 45139)]