138720304

素因数分解:

$2^4\times {\mathrm{1201}}^1\times {\mathrm{7219}}^1$

素因数の和:8428

約数の個数: 20

約数和(自身を含む): 269031640

約数和(自身を除く): 130311336

約数列:

[1, 2, 4, 8, 16, 1201, 2402, 4804, 7219, 9608, 14438, 19216, 28876, 57752, 115504, 8670019, 17340038, 34680076, 69360152, 138720304]

約数ペア:

[(1, 138720304), (2, 69360152), (4, 34680076), (8, 17340038), (16, 8670019), (1201, 115504), (2402, 57752), (4804, 28876), (7219, 19216), (9608, 14438)]