201994463981

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{1457381}}^1$

素因数の和:1457692

約数の個数: 16

約数和(自身を含む): 221615336448

約数和(自身を除く): 19620872467

約数列:

[1, 17, 31, 263, 527, 4471, 8153, 138601, 1457381, 24775477, 45178811, 383291203, 768039787, 6515950451, 11882027293, 201994463981]

約数ペア:

[(1, 201994463981), (17, 11882027293), (31, 6515950451), (263, 768039787), (527, 383291203), (4471, 45178811), (8153, 24775477), (138601, 1457381)]