31109286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 73483200

約数和(自身を除く): 42373914

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 51, 58, 78, 87, 102, 174, 221, 377, 442, 493, 663, 754, 809, 986, 1131, 1326, 1479, 1618, 2262, 2427, 2958, 4854, 6409, 10517, 12818, 13753, 19227, 21034, 23461, 27506, 31551, 38454, 41259, 46922, 63102, 70383, 82518, 140766, 178789, 304993, 357578, 398837, 536367, 609986, 797674, 914979, 1072734, 1196511, 1829958, 2393022, 5184881, 10369762, 15554643, 31109286]

約数ペア:

[(1, 31109286), (2, 15554643), (3, 10369762), (6, 5184881), (13, 2393022), (17, 1829958), (26, 1196511), (29, 1072734), (34, 914979), (39, 797674), (51, 609986), (58, 536367), (78, 398837), (87, 357578), (102, 304993), (174, 178789), (221, 140766), (377, 82518), (442, 70383), (493, 63102), (663, 46922), (754, 41259), (809, 38454), (986, 31551), (1131, 27506), (1326, 23461), (1479, 21034), (1618, 19227), (2262, 13753), (2427, 12818), (2958, 10517), (4854, 6409)]