77776666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 142767360

約数和(自身を除く): 64990694

約数列:

[1, 2, 11, 17, 22, 29, 34, 58, 71, 101, 142, 187, 202, 319, 374, 493, 638, 781, 986, 1111, 1207, 1562, 1717, 2059, 2222, 2414, 2929, 3434, 4118, 5423, 5858, 7171, 10846, 13277, 14342, 18887, 22649, 26554, 32219, 35003, 37774, 45298, 49793, 64438, 70006, 78881, 99586, 121907, 157762, 207959, 243814, 385033, 415918, 547723, 770066, 1095446, 1340977, 2287549, 2681954, 3535303, 4575098, 7070606, 38888333, 77776666]

約数ペア:

[(1, 77776666), (2, 38888333), (11, 7070606), (17, 4575098), (22, 3535303), (29, 2681954), (34, 2287549), (58, 1340977), (71, 1095446), (101, 770066), (142, 547723), (187, 415918), (202, 385033), (319, 243814), (374, 207959), (493, 157762), (638, 121907), (781, 99586), (986, 78881), (1111, 70006), (1207, 64438), (1562, 49793), (1717, 45298), (2059, 37774), (2222, 35003), (2414, 32219), (2929, 26554), (3434, 22649), (4118, 18887), (5423, 14342), (5858, 13277), (7171, 10846)]