78161828

素因数分解:

$2^2\times {\mathrm{151}}^2\times {\mathrm{857}}^1$

素因数の和:1163

約数の個数: 18

約数和(自身を含む): 137855718

約数和(自身を除く): 59693890

約数列:

[1, 2, 4, 151, 302, 604, 857, 1714, 3428, 22801, 45602, 91204, 129407, 258814, 517628, 19540457, 39080914, 78161828]

約数ペア:

[(1, 78161828), (2, 39080914), (4, 19540457), (151, 517628), (302, 258814), (604, 129407), (857, 91204), (1714, 45602), (3428, 22801)]