147178521

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{12907}}^1$

素因数の和:13101

約数の個数: 24

約数和(自身を含む): 244322624

約数和(自身を除く): 97144103

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 12907, 38721, 90349, 116163, 271047, 813141, 2336167, 7008501, 16353169, 21025503, 49059507, 147178521]

約数ペア:

[(1, 147178521), (3, 49059507), (7, 21025503), (9, 16353169), (21, 7008501), (63, 2336167), (181, 813141), (543, 271047), (1267, 116163), (1629, 90349), (3801, 38721), (11403, 12907)]