207432897

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 320947200

約数和(自身を除く): 113514303

約数列:

[1, 3, 7, 21, 139, 179, 397, 417, 537, 973, 1191, 1253, 2779, 2919, 3759, 8337, 24881, 55183, 71063, 74643, 165549, 174167, 213189, 386281, 497441, 522501, 1158843, 1492323, 9877757, 29633271, 69144299, 207432897]

約数ペア:

[(1, 207432897), (3, 69144299), (7, 29633271), (21, 9877757), (139, 1492323), (179, 1158843), (397, 522501), (417, 497441), (537, 386281), (973, 213189), (1191, 174167), (1253, 165549), (2779, 74643), (2919, 71063), (3759, 55183), (8337, 24881)]