28116242

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 55496448

約数和(自身を除く): 27380206

約数列:

[1, 2, 7, 11, 14, 22, 41, 61, 73, 77, 82, 122, 146, 154, 287, 427, 451, 511, 574, 671, 803, 854, 902, 1022, 1342, 1606, 2501, 2993, 3157, 4453, 4697, 5002, 5621, 5986, 6314, 8906, 9394, 11242, 17507, 20951, 27511, 31171, 32923, 35014, 41902, 48983, 55022, 62342, 65846, 97966, 182573, 192577, 230461, 342881, 365146, 385154, 460922, 685762, 1278011, 2008303, 2556022, 4016606, 14058121, 28116242]

約数ペア:

[(1, 28116242), (2, 14058121), (7, 4016606), (11, 2556022), (14, 2008303), (22, 1278011), (41, 685762), (61, 460922), (73, 385154), (77, 365146), (82, 342881), (122, 230461), (146, 192577), (154, 182573), (287, 97966), (427, 65846), (451, 62342), (511, 55022), (574, 48983), (671, 41902), (803, 35014), (854, 32923), (902, 31171), (1022, 27511), (1342, 20951), (1606, 17507), (2501, 11242), (2993, 9394), (3157, 8906), (4453, 6314), (4697, 5986), (5002, 5621)]