231931975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15913}}^1$

素因数の和:15987

約数の個数: 24

約数和(自身を含む): 319680432

約数和(自身を除く): 87748457

約数列:

[1, 5, 11, 25, 53, 55, 265, 275, 583, 1325, 2915, 14575, 15913, 79565, 175043, 397825, 843389, 875215, 4216945, 4376075, 9277279, 21084725, 46386395, 231931975]

約数ペア:

[(1, 231931975), (5, 46386395), (11, 21084725), (25, 9277279), (53, 4376075), (55, 4216945), (265, 875215), (275, 843389), (583, 397825), (1325, 175043), (2915, 79565), (14575, 15913)]