31094370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{787}}^1$

素因数の和:1239

約数の個数: 48

約数和(自身を含む): 81132480

約数和(自身を除く): 50038110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 439, 787, 878, 1317, 1574, 2195, 2361, 2634, 3935, 3951, 4390, 4722, 6585, 7083, 7870, 7902, 11805, 13170, 14166, 19755, 23610, 35415, 39510, 70830, 345493, 690986, 1036479, 1727465, 2072958, 3109437, 3454930, 5182395, 6218874, 10364790, 15547185, 31094370]

約数ペア:

[(1, 31094370), (2, 15547185), (3, 10364790), (5, 6218874), (6, 5182395), (9, 3454930), (10, 3109437), (15, 2072958), (18, 1727465), (30, 1036479), (45, 690986), (90, 345493), (439, 70830), (787, 39510), (878, 35415), (1317, 23610), (1574, 19755), (2195, 14166), (2361, 13170), (2634, 11805), (3935, 7902), (3951, 7870), (4390, 7083), (4722, 6585)]