57851985

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 95356800

約数和(自身を除く): 37504815

約数列:

[1, 3, 5, 15, 43, 129, 215, 257, 349, 645, 771, 1047, 1285, 1745, 3855, 5235, 11051, 15007, 33153, 45021, 55255, 75035, 89693, 165765, 225105, 269079, 448465, 1345395, 3856799, 11570397, 19283995, 57851985]

約数ペア:

[(1, 57851985), (3, 19283995), (5, 11570397), (15, 3856799), (43, 1345395), (129, 448465), (215, 269079), (257, 225105), (349, 165765), (645, 89693), (771, 75035), (1047, 55255), (1285, 45021), (1745, 33153), (3855, 15007), (5235, 11051)]