31351964

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1553}}^1$

素因数の和:1674

約数の個数: 36

約数和(自身を含む): 64484784

約数和(自身を除く): 33132820

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 1553, 2884, 3106, 5047, 6212, 10094, 10871, 20188, 21742, 43484, 76097, 152194, 159959, 304388, 319918, 639836, 1119713, 2239426, 4478852, 7837991, 15675982, 31351964]

約数ペア:

[(1, 31351964), (2, 15675982), (4, 7837991), (7, 4478852), (14, 2239426), (28, 1119713), (49, 639836), (98, 319918), (103, 304388), (196, 159959), (206, 152194), (412, 76097), (721, 43484), (1442, 21742), (1553, 20188), (2884, 10871), (3106, 10094), (5047, 6212)]