71666865

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 128044800

約数和(自身を除く): 56377935

約数列:

[1, 3, 5, 9, 15, 45, 53, 151, 159, 199, 265, 453, 477, 597, 755, 795, 995, 1359, 1791, 2265, 2385, 2985, 6795, 8003, 8955, 10547, 24009, 30049, 31641, 40015, 52735, 72027, 90147, 94923, 120045, 150245, 158205, 270441, 360135, 450735, 474615, 1352205, 1592597, 4777791, 7962985, 14333373, 23888955, 71666865]

約数ペア:

[(1, 71666865), (3, 23888955), (5, 14333373), (9, 7962985), (15, 4777791), (45, 1592597), (53, 1352205), (151, 474615), (159, 450735), (199, 360135), (265, 270441), (453, 158205), (477, 150245), (597, 120045), (755, 94923), (795, 90147), (995, 72027), (1359, 52735), (1791, 40015), (2265, 31641), (2385, 30049), (2985, 24009), (6795, 10547), (8003, 8955)]