31471216

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16529}}^1$

素因数の和:16561

約数の個数: 40

約数和(自身を含む): 73789920

約数和(自身を除く): 42318704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 16529, 33058, 66116, 115703, 132232, 231406, 264464, 280993, 462812, 561986, 925624, 1123972, 1851248, 1966951, 2247944, 3933902, 4495888, 7867804, 15735608, 31471216]

約数ペア:

[(1, 31471216), (2, 15735608), (4, 7867804), (7, 4495888), (8, 3933902), (14, 2247944), (16, 1966951), (17, 1851248), (28, 1123972), (34, 925624), (56, 561986), (68, 462812), (112, 280993), (119, 264464), (136, 231406), (238, 132232), (272, 115703), (476, 66116), (952, 33058), (1904, 16529)]