71823843

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87697}}^1$

素因数の和:87723

約数の個数: 24

約数和(自身を含む): 127688288

約数和(自身を除く): 55864445

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 87697, 263091, 613879, 789273, 1140061, 1841637, 3420183, 5524911, 7980427, 10260549, 23941281, 71823843]

約数ペア:

[(1, 71823843), (3, 23941281), (7, 10260549), (9, 7980427), (13, 5524911), (21, 3420183), (39, 1841637), (63, 1140061), (91, 789273), (117, 613879), (273, 263091), (819, 87697)]