31223486

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 57182400

約数和(自身を除く): 25958914

約数列:

[1, 2, 7, 14, 37, 49, 74, 79, 98, 109, 158, 218, 259, 518, 553, 763, 1106, 1526, 1813, 2923, 3626, 3871, 4033, 5341, 5846, 7742, 8066, 8611, 10682, 17222, 20461, 28231, 40922, 56462, 60277, 120554, 143227, 197617, 286454, 318607, 395234, 421939, 637214, 843878, 2230249, 4460498, 15611743, 31223486]

約数ペア:

[(1, 31223486), (2, 15611743), (7, 4460498), (14, 2230249), (37, 843878), (49, 637214), (74, 421939), (79, 395234), (98, 318607), (109, 286454), (158, 197617), (218, 143227), (259, 120554), (518, 60277), (553, 56462), (763, 40922), (1106, 28231), (1526, 20461), (1813, 17222), (2923, 10682), (3626, 8611), (3871, 8066), (4033, 7742), (5341, 5846)]