30971223

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 15154857

約数列:

[1, 3, 9, 43, 129, 191, 387, 419, 573, 1257, 1719, 3771, 8213, 18017, 24639, 54051, 73917, 80029, 162153, 240087, 720261, 3441247, 10323741, 30971223]

約数ペア:

[(1, 30971223), (3, 10323741), (9, 3441247), (43, 720261), (129, 240087), (191, 162153), (387, 80029), (419, 73917), (573, 54051), (1257, 24639), (1719, 18017), (3771, 8213)]