2156123039

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1877}}^1$

素因数の和:2112

約数の個数: 32

約数和(自身を含む): 2677276800

約数和(自身を除く): 521153761

約数列:

[1, 7, 17, 49, 119, 197, 343, 833, 1379, 1877, 3349, 5831, 9653, 13139, 23443, 31909, 67571, 91973, 164101, 223363, 369769, 643811, 1148707, 1563541, 2588383, 6286073, 10944787, 18118681, 44002511, 126830767, 308017577, 2156123039]

約数ペア:

[(1, 2156123039), (7, 308017577), (17, 126830767), (49, 44002511), (119, 18118681), (197, 10944787), (343, 6286073), (833, 2588383), (1379, 1563541), (1877, 1148707), (3349, 643811), (5831, 369769), (9653, 223363), (13139, 164101), (23443, 91973), (31909, 67571)]