981567505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{887}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 1279742976

約数和(自身を除く): 298175471

約数列:

[1, 5, 17, 47, 85, 235, 277, 799, 887, 1385, 3995, 4435, 4709, 13019, 15079, 23545, 41689, 65095, 75395, 208445, 221323, 245699, 708713, 1106615, 1228495, 3543565, 4176883, 11547853, 20884415, 57739265, 196313501, 981567505]

約数ペア:

[(1, 981567505), (5, 196313501), (17, 57739265), (47, 20884415), (85, 11547853), (235, 4176883), (277, 3543565), (799, 1228495), (887, 1106615), (1385, 708713), (3995, 245699), (4435, 221323), (4709, 208445), (13019, 75395), (15079, 65095), (23545, 41689)]