245712165

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 398960640

約数和(自身を除く): 153248475

約数列:

[1, 3, 5, 15, 103, 309, 359, 443, 515, 1077, 1329, 1545, 1795, 2215, 5385, 6645, 36977, 45629, 110931, 136887, 159037, 184885, 228145, 477111, 554655, 684435, 795185, 2385555, 16380811, 49142433, 81904055, 245712165]

約数ペア:

[(1, 245712165), (3, 81904055), (5, 49142433), (15, 16380811), (103, 2385555), (309, 795185), (359, 684435), (443, 554655), (515, 477111), (1077, 228145), (1329, 184885), (1545, 159037), (1795, 136887), (2215, 110931), (5385, 45629), (6645, 36977)]