613943984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{5237}}^1$

素因数の和:5693

約数の個数: 40

約数和(自身を含む): 1262651328

約数和(自身を除く): 648707344

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 431, 862, 1724, 3448, 5237, 6896, 7327, 10474, 14654, 20948, 29308, 41896, 58616, 83792, 89029, 117232, 178058, 356116, 712232, 1424464, 2257147, 4514294, 9028588, 18057176, 36114352, 38371499, 76742998, 153485996, 306971992, 613943984]

約数ペア:

[(1, 613943984), (2, 306971992), (4, 153485996), (8, 76742998), (16, 38371499), (17, 36114352), (34, 18057176), (68, 9028588), (136, 4514294), (272, 2257147), (431, 1424464), (862, 712232), (1724, 356116), (3448, 178058), (5237, 117232), (6896, 89029), (7327, 83792), (10474, 58616), (14654, 41896), (20948, 29308)]