79999406

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 24

約数和(自身を含む): 125475480

約数和(自身を除く): 45476074

約数列:

[1, 2, 31, 62, 107, 214, 389, 778, 961, 1922, 3317, 6634, 12059, 24118, 41623, 83246, 102827, 205654, 373829, 747658, 1290313, 2580626, 39999703, 79999406]

約数ペア:

[(1, 79999406), (2, 39999703), (31, 2580626), (62, 1290313), (107, 747658), (214, 373829), (389, 205654), (778, 102827), (961, 83246), (1922, 41623), (3317, 24118), (6634, 12059)]