78899281

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 83907648

約数和(自身を除く): 5008367

約数列:

[1, 37, 43, 101, 491, 1591, 3737, 4343, 18167, 21113, 49591, 160691, 781181, 1834867, 2132413, 78899281]

約数ペア:

[(1, 78899281), (37, 2132413), (43, 1834867), (101, 781181), (491, 160691), (1591, 49591), (3737, 21113), (4343, 18167)]