428085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{151}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 882816

約数和(自身を除く): 454731

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 151, 189, 315, 405, 453, 567, 755, 945, 1057, 1359, 2265, 2835, 3171, 4077, 5285, 6795, 9513, 12231, 15855, 20385, 28539, 47565, 61155, 85617, 142695, 428085]

約数ペア:

[(1, 428085), (3, 142695), (5, 85617), (7, 61155), (9, 47565), (15, 28539), (21, 20385), (27, 15855), (35, 12231), (45, 9513), (63, 6795), (81, 5285), (105, 4077), (135, 3171), (151, 2835), (189, 2265), (315, 1359), (405, 1057), (453, 945), (567, 755)]