1287761706

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{309707}}^1$

素因数の和:309736

約数の個数: 64

約数和(自身を含む): 3567836160

約数和(自身を除く): 2280074454

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 309707, 619414, 929121, 1858242, 2167949, 2787363, 3406777, 4335898, 5574726, 6503847, 6813554, 8362089, 10220331, 13007694, 16724178, 19511541, 20440662, 23847439, 30660993, 39023082, 47694878, 58534623, 61321986, 71542317, 91982979, 117069246, 143084634, 183965958, 214626951, 429253902, 643880853, 1287761706]

約数ペア:

[(1, 1287761706), (2, 643880853), (3, 429253902), (6, 214626951), (7, 183965958), (9, 143084634), (11, 117069246), (14, 91982979), (18, 71542317), (21, 61321986), (22, 58534623), (27, 47694878), (33, 39023082), (42, 30660993), (54, 23847439), (63, 20440662), (66, 19511541), (77, 16724178), (99, 13007694), (126, 10220331), (154, 8362089), (189, 6813554), (198, 6503847), (231, 5574726), (297, 4335898), (378, 3406777), (462, 2787363), (594, 2167949), (693, 1858242), (1386, 929121), (2079, 619414), (4158, 309707)]