40121998

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 71516160

約数和(自身を除く): 31394162

約数列:

[1, 2, 7, 14, 31, 62, 193, 217, 386, 434, 479, 958, 1351, 2702, 3353, 5983, 6706, 11966, 14849, 29698, 41881, 83762, 92447, 103943, 184894, 207886, 647129, 1294258, 2865857, 5731714, 20060999, 40121998]

約数ペア:

[(1, 40121998), (2, 20060999), (7, 5731714), (14, 2865857), (31, 1294258), (62, 647129), (193, 207886), (217, 184894), (386, 103943), (434, 92447), (479, 83762), (958, 41881), (1351, 29698), (2702, 14849), (3353, 11966), (5983, 6706)]