3985688

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 8636160

約数和(自身を除く): 4650472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 691, 721, 824, 1382, 1442, 2764, 2884, 4837, 5528, 5768, 9674, 19348, 38696, 71173, 142346, 284692, 498211, 569384, 996422, 1992844, 3985688]

約数ペア:

[(1, 3985688), (2, 1992844), (4, 996422), (7, 569384), (8, 498211), (14, 284692), (28, 142346), (56, 71173), (103, 38696), (206, 19348), (412, 9674), (691, 5768), (721, 5528), (824, 4837), (1382, 2884), (1442, 2764)]