202440981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 291316608

約数和(自身を除く): 88875627

約数列:

[1, 3, 17, 51, 131, 157, 193, 393, 471, 579, 2227, 2669, 3281, 6681, 8007, 9843, 20567, 25283, 30301, 61701, 75849, 90903, 349639, 429811, 515117, 1048917, 1289433, 1545351, 3969431, 11908293, 67480327, 202440981]

約数ペア:

[(1, 202440981), (3, 67480327), (17, 11908293), (51, 3969431), (131, 1545351), (157, 1289433), (193, 1048917), (393, 515117), (471, 429811), (579, 349639), (2227, 90903), (2669, 75849), (3281, 61701), (6681, 30301), (8007, 25283), (9843, 20567)]