257793336

素因数分解:

$2^3\times 3^2\times {\mathrm{3580463}}^1$

素因数の和:3580475

約数の個数: 24

約数和(自身を含む): 698190480

約数和(自身を除く): 440397144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3580463, 7160926, 10741389, 14321852, 21482778, 28643704, 32224167, 42965556, 64448334, 85931112, 128896668, 257793336]

約数ペア:

[(1, 257793336), (2, 128896668), (3, 85931112), (4, 64448334), (6, 42965556), (8, 32224167), (9, 28643704), (12, 21482778), (18, 14321852), (24, 10741389), (36, 7160926), (72, 3580463)]