399905298

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1708997}}^1$

素因数の和:1709018

約数の個数: 24

約数和(自身を含む): 933112908

約数和(自身を除く): 533207610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1708997, 3417994, 5126991, 10253982, 15380973, 22216961, 30761946, 44433922, 66650883, 133301766, 199952649, 399905298]

約数ペア:

[(1, 399905298), (2, 199952649), (3, 133301766), (6, 66650883), (9, 44433922), (13, 30761946), (18, 22216961), (26, 15380973), (39, 10253982), (78, 5126991), (117, 3417994), (234, 1708997)]