1388403555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1202081}}^1$

素因数の和:1202107

約数の個数: 32

約数和(自身を含む): 2769596928

約数和(自身を除く): 1381193373

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 1202081, 3606243, 6010405, 8414567, 13222891, 18031215, 25243701, 39668673, 42072835, 66114455, 92560237, 126218505, 198343365, 277680711, 462801185, 1388403555]

約数ペア:

[(1, 1388403555), (3, 462801185), (5, 277680711), (7, 198343365), (11, 126218505), (15, 92560237), (21, 66114455), (33, 42072835), (35, 39668673), (55, 25243701), (77, 18031215), (105, 13222891), (165, 8414567), (231, 6010405), (385, 3606243), (1155, 1202081)]