42987735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 85662720

約数和(自身を除く): 42674985

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 239, 315, 571, 717, 1195, 1673, 1713, 2151, 2855, 3585, 3997, 5019, 5139, 8365, 8565, 10755, 11991, 15057, 19985, 25095, 25695, 35973, 59955, 75285, 136469, 179865, 409407, 682345, 955283, 1228221, 2047035, 2865849, 4776415, 6141105, 8597547, 14329245, 42987735]

約数ペア:

[(1, 42987735), (3, 14329245), (5, 8597547), (7, 6141105), (9, 4776415), (15, 2865849), (21, 2047035), (35, 1228221), (45, 955283), (63, 682345), (105, 409407), (239, 179865), (315, 136469), (571, 75285), (717, 59955), (1195, 35973), (1673, 25695), (1713, 25095), (2151, 19985), (2855, 15057), (3585, 11991), (3997, 10755), (5019, 8565), (5139, 8365)]