201619431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90697}}^1$

素因数の和:90735

約数の個数: 24

約数和(自身を含む): 330140720

約数和(自身を除く): 128521289

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 90697, 272091, 816273, 1179061, 1723243, 3537183, 5169729, 10611549, 15509187, 22402159, 67206477, 201619431]

約数ペア:

[(1, 201619431), (3, 67206477), (9, 22402159), (13, 15509187), (19, 10611549), (39, 5169729), (57, 3537183), (117, 1723243), (171, 1179061), (247, 816273), (741, 272091), (2223, 90697)]