7187139

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 10812672

約数和(自身を除く): 3625533

約数列:

[1, 3, 9, 37, 111, 113, 191, 333, 339, 573, 1017, 1719, 4181, 7067, 12543, 21201, 21583, 37629, 63603, 64749, 194247, 798571, 2395713, 7187139]

約数ペア:

[(1, 7187139), (3, 2395713), (9, 798571), (37, 194247), (111, 64749), (113, 63603), (191, 37629), (333, 21583), (339, 21201), (573, 12543), (1017, 7067), (1719, 4181)]