42549987

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 60624720

約数和(自身を除く): 18074733

約数列:

[1, 3, 19, 57, 101, 303, 361, 389, 1083, 1167, 1919, 5757, 7391, 22173, 36461, 39289, 109383, 117867, 140429, 421287, 746491, 2239473, 14183329, 42549987]

約数ペア:

[(1, 42549987), (3, 14183329), (19, 2239473), (57, 746491), (101, 421287), (303, 140429), (361, 117867), (389, 109383), (1083, 39289), (1167, 36461), (1919, 22173), (5757, 7391)]