222811484

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{499}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 459648000

約数和(自身を除く): 236836516

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 431, 499, 518, 862, 998, 1036, 1724, 1996, 3017, 3493, 6034, 6986, 12068, 13972, 15947, 18463, 31894, 36926, 63788, 73852, 111629, 129241, 215069, 223258, 258482, 430138, 446516, 516964, 860276, 1505483, 3010966, 6021932, 7957553, 15915106, 31830212, 55702871, 111405742, 222811484]

約数ペア:

[(1, 222811484), (2, 111405742), (4, 55702871), (7, 31830212), (14, 15915106), (28, 7957553), (37, 6021932), (74, 3010966), (148, 1505483), (259, 860276), (431, 516964), (499, 446516), (518, 430138), (862, 258482), (998, 223258), (1036, 215069), (1724, 129241), (1996, 111629), (3017, 73852), (3493, 63788), (6034, 36926), (6986, 31894), (12068, 18463), (13972, 15947)]