406243398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{86693}}^1$

素因数の和:86780

約数の個数: 32

約数和(自身を含む): 898843392

約数和(自身を除く): 492599994

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 86693, 173386, 260079, 520158, 953623, 1907246, 2860869, 5721738, 6155203, 12310406, 18465609, 36931218, 67707233, 135414466, 203121699, 406243398]

約数ペア:

[(1, 406243398), (2, 203121699), (3, 135414466), (6, 67707233), (11, 36931218), (22, 18465609), (33, 12310406), (66, 6155203), (71, 5721738), (142, 2860869), (213, 1907246), (426, 953623), (781, 520158), (1562, 260079), (2343, 173386), (4686, 86693)]