278327179

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{18797}}^1$

素因数の和:18894

約数の個数: 16

約数和(自身を含む): 322122528

約数和(自身を除く): 43795349

約数列:

[1, 13, 17, 67, 221, 871, 1139, 14807, 18797, 244361, 319549, 1259399, 4154137, 16372187, 21409783, 278327179]

約数ペア:

[(1, 278327179), (13, 21409783), (17, 16372187), (67, 4154137), (221, 1259399), (871, 319549), (1139, 244361), (14807, 18797)]