400289418

素因数分解:

$2^1\times 3^3\times {\mathrm{1303}}^1\times {\mathrm{5689}}^1$

素因数の和:7003

約数の個数: 32

約数和(自身を含む): 890371200

約数和(自身を除く): 490081782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1303, 2606, 3909, 5689, 7818, 11378, 11727, 17067, 23454, 34134, 35181, 51201, 70362, 102402, 153603, 307206, 7412767, 14825534, 22238301, 44476602, 66714903, 133429806, 200144709, 400289418]

約数ペア:

[(1, 400289418), (2, 200144709), (3, 133429806), (6, 66714903), (9, 44476602), (18, 22238301), (27, 14825534), (54, 7412767), (1303, 307206), (2606, 153603), (3909, 102402), (5689, 70362), (7818, 51201), (11378, 35181), (11727, 34134), (17067, 23454)]