31680441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9337}}^1$

素因数の和:9385

約数の個数: 24

約数和(自身を含む): 50985480

約数和(自身を除く): 19305039

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 9337, 28011, 84033, 121381, 270773, 364143, 812319, 1092429, 2436957, 3520049, 10560147, 31680441]

約数ペア:

[(1, 31680441), (3, 10560147), (9, 3520049), (13, 2436957), (29, 1092429), (39, 812319), (87, 364143), (117, 270773), (261, 121381), (377, 84033), (1131, 28011), (3393, 9337)]