201940885881

素因数分解:

$3^2\times 7^2\times {\mathrm{1523}}^1\times {\mathrm{300667}}^1$

素因数の和:302210

約数の個数: 36

約数和(自身を含む): 339539561712

約数和(自身を除く): 137598675831

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1523, 4569, 10661, 13707, 31983, 74627, 95949, 223881, 300667, 671643, 902001, 2104669, 2706003, 6314007, 14732683, 18942021, 44198049, 132594147, 457915841, 1373747523, 3205410887, 4121242569, 9616232661, 22437876209, 28848697983, 67313628627, 201940885881]

約数ペア:

[(1, 201940885881), (3, 67313628627), (7, 28848697983), (9, 22437876209), (21, 9616232661), (49, 4121242569), (63, 3205410887), (147, 1373747523), (441, 457915841), (1523, 132594147), (4569, 44198049), (10661, 18942021), (13707, 14732683), (31983, 6314007), (74627, 2706003), (95949, 2104669), (223881, 902001), (300667, 671643)]