431519997

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 610467840

約数和(自身を除く): 178947843

約数列:

[1, 3, 23, 69, 137, 191, 239, 411, 573, 717, 3151, 4393, 5497, 9453, 13179, 16491, 26167, 32743, 45649, 78501, 98229, 136947, 601841, 753089, 1049927, 1805523, 2259267, 3149781, 6253913, 18761739, 143839999, 431519997]

約数ペア:

[(1, 431519997), (3, 143839999), (23, 18761739), (69, 6253913), (137, 3149781), (191, 2259267), (239, 1805523), (411, 1049927), (573, 753089), (717, 601841), (3151, 136947), (4393, 98229), (5497, 78501), (9453, 45649), (13179, 32743), (16491, 26167)]