31579353

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15877}}^1$

素因数の和:15913

約数の個数: 24

約数和(自身を含む): 52016328

約数和(自身を除く): 20436975

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 15877, 47631, 142893, 206401, 269909, 619203, 809727, 1857609, 2429181, 3508817, 10526451, 31579353]

約数ペア:

[(1, 31579353), (3, 10526451), (9, 3508817), (13, 2429181), (17, 1857609), (39, 809727), (51, 619203), (117, 269909), (153, 206401), (221, 142893), (663, 47631), (1989, 15877)]