31121514

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 70211232

約数和(自身を除く): 39089718

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 83, 111, 166, 222, 249, 333, 498, 563, 666, 747, 1126, 1494, 1689, 3071, 3378, 5067, 6142, 9213, 10134, 18426, 20831, 27639, 41662, 46729, 55278, 62493, 93458, 124986, 140187, 187479, 280374, 374958, 420561, 841122, 1728973, 3457946, 5186919, 10373838, 15560757, 31121514]

約数ペア:

[(1, 31121514), (2, 15560757), (3, 10373838), (6, 5186919), (9, 3457946), (18, 1728973), (37, 841122), (74, 420561), (83, 374958), (111, 280374), (166, 187479), (222, 140187), (249, 124986), (333, 93458), (498, 62493), (563, 55278), (666, 46729), (747, 41662), (1126, 27639), (1494, 20831), (1689, 18426), (3071, 10134), (3378, 9213), (5067, 6142)]