31571804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 65378544

約数和(自身を除く): 33806740

約数列:

[1, 2, 4, 11, 22, 37, 41, 43, 44, 74, 82, 86, 121, 148, 164, 172, 242, 407, 451, 473, 484, 814, 902, 946, 1517, 1591, 1628, 1763, 1804, 1892, 3034, 3182, 3526, 4477, 4961, 5203, 6068, 6364, 7052, 8954, 9922, 10406, 16687, 17501, 17908, 19393, 19844, 20812, 33374, 35002, 38786, 65231, 66748, 70004, 77572, 130462, 183557, 192511, 213323, 260924, 367114, 385022, 426646, 717541, 734228, 770044, 853292, 1435082, 2870164, 7892951, 15785902, 31571804]

約数ペア:

[(1, 31571804), (2, 15785902), (4, 7892951), (11, 2870164), (22, 1435082), (37, 853292), (41, 770044), (43, 734228), (44, 717541), (74, 426646), (82, 385022), (86, 367114), (121, 260924), (148, 213323), (164, 192511), (172, 183557), (242, 130462), (407, 77572), (451, 70004), (473, 66748), (484, 65231), (814, 38786), (902, 35002), (946, 33374), (1517, 20812), (1591, 19844), (1628, 19393), (1763, 17908), (1804, 17501), (1892, 16687), (3034, 10406), (3182, 9922), (3526, 8954), (4477, 7052), (4961, 6364), (5203, 6068)]