127979330

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{143797}}^1$

素因数の和:143893

約数の個数: 16

約数和(自身を含む): 232952760

約数和(自身を除く): 104973430

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 143797, 287594, 718985, 1437970, 12797933, 25595866, 63989665, 127979330]

約数ペア:

[(1, 127979330), (2, 63989665), (5, 25595866), (10, 12797933), (89, 1437970), (178, 718985), (445, 287594), (890, 143797)]