172807028

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{1153}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 306802440

約数和(自身を除く): 133995412

約数列:

[1, 2, 4, 89, 178, 356, 421, 842, 1153, 1684, 2306, 4612, 37469, 74938, 102617, 149876, 205234, 410468, 485413, 970826, 1941652, 43201757, 86403514, 172807028]

約数ペア:

[(1, 172807028), (2, 86403514), (4, 43201757), (89, 1941652), (178, 970826), (356, 485413), (421, 410468), (842, 205234), (1153, 149876), (1684, 102617), (2306, 74938), (4612, 37469)]