261244424

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{99257}}^1$

素因数の和:99317

約数の個数: 32

約数和(自身を含む): 571726080

約数和(自身を除く): 310481656

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 99257, 198514, 397028, 694799, 794056, 1389598, 2779196, 4665079, 5558392, 9330158, 18660316, 32655553, 37320632, 65311106, 130622212, 261244424]

約数ペア:

[(1, 261244424), (2, 130622212), (4, 65311106), (7, 37320632), (8, 32655553), (14, 18660316), (28, 9330158), (47, 5558392), (56, 4665079), (94, 2779196), (188, 1389598), (329, 794056), (376, 694799), (658, 397028), (1316, 198514), (2632, 99257)]