620883939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{401}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 950231520

約数和(自身を除く): 329347581

約数列:

[1, 3, 13, 29, 37, 39, 87, 111, 377, 401, 481, 1073, 1131, 1203, 1369, 1443, 3219, 4107, 5213, 11629, 13949, 14837, 15639, 17797, 34887, 39701, 41847, 44511, 53391, 119103, 151177, 192881, 430273, 453531, 516113, 548969, 578643, 1290819, 1548339, 1646907, 5593549, 7136597, 15920101, 16780647, 21409791, 47760303, 206961313, 620883939]

約数ペア:

[(1, 620883939), (3, 206961313), (13, 47760303), (29, 21409791), (37, 16780647), (39, 15920101), (87, 7136597), (111, 5593549), (377, 1646907), (401, 1548339), (481, 1290819), (1073, 578643), (1131, 548969), (1203, 516113), (1369, 453531), (1443, 430273), (3219, 192881), (4107, 151177), (5213, 119103), (11629, 53391), (13949, 44511), (14837, 41847), (15639, 39701), (17797, 34887)]