2045295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 4173312

約数和(自身を除く): 2128017

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 151, 215, 301, 315, 387, 453, 645, 755, 903, 1057, 1359, 1505, 1935, 2265, 2709, 3171, 4515, 5285, 6493, 6795, 9513, 13545, 15855, 19479, 32465, 45451, 47565, 58437, 97395, 136353, 227255, 292185, 409059, 681765, 2045295]

約数ペア:

[(1, 2045295), (3, 681765), (5, 409059), (7, 292185), (9, 227255), (15, 136353), (21, 97395), (35, 58437), (43, 47565), (45, 45451), (63, 32465), (105, 19479), (129, 15855), (151, 13545), (215, 9513), (301, 6795), (315, 6493), (387, 5285), (453, 4515), (645, 3171), (755, 2709), (903, 2265), (1057, 1935), (1359, 1505)]