31820531949

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{67723}}^1$

素因数の和:67866

約数の個数: 48

約数和(自身を含む): 50584951872

約数和(自身を除く): 18764419923

約数列:

[1, 3, 9, 17, 37, 51, 83, 111, 153, 249, 333, 629, 747, 1411, 1887, 3071, 4233, 5661, 9213, 12699, 27639, 52207, 67723, 156621, 203169, 469863, 609507, 1151291, 2505751, 3453873, 5621009, 7517253, 10361619, 16863027, 22551759, 42597767, 50589081, 95557153, 127793301, 207977333, 286671459, 383379903, 623931999, 860014377, 1871795997, 3535614661, 10606843983, 31820531949]

約数ペア:

[(1, 31820531949), (3, 10606843983), (9, 3535614661), (17, 1871795997), (37, 860014377), (51, 623931999), (83, 383379903), (111, 286671459), (153, 207977333), (249, 127793301), (333, 95557153), (629, 50589081), (747, 42597767), (1411, 22551759), (1887, 16863027), (3071, 10361619), (4233, 7517253), (5661, 5621009), (9213, 3453873), (12699, 2505751), (27639, 1151291), (52207, 609507), (67723, 469863), (156621, 203169)]