28612955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 43752960

約数和(自身を除く): 15140005

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 595, 665, 1615, 2261, 2531, 11305, 12655, 17717, 43027, 48089, 88585, 215135, 240445, 301189, 336623, 817513, 1505945, 1683115, 4087565, 5722591, 28612955]

約数ペア:

[(1, 28612955), (5, 5722591), (7, 4087565), (17, 1683115), (19, 1505945), (35, 817513), (85, 336623), (95, 301189), (119, 240445), (133, 215135), (323, 88585), (595, 48089), (665, 43027), (1615, 17717), (2261, 12655), (2531, 11305)]