278312294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{19013}}^1$

素因数の和:19591

約数の個数: 16

約数和(自身を含む): 450403632

約数和(自身を除く): 172091338

約数列:

[1, 2, 13, 26, 563, 1126, 7319, 14638, 19013, 38026, 247169, 494338, 10704319, 21408638, 139156147, 278312294]

約数ペア:

[(1, 278312294), (2, 139156147), (13, 21408638), (26, 10704319), (563, 494338), (1126, 247169), (7319, 38026), (14638, 19013)]