28378075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2789}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 39439440

約数和(自身を除く): 11061365

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 925, 2035, 2789, 10175, 13945, 30679, 69725, 103193, 153395, 515965, 766975, 1135123, 2579825, 5675615, 28378075]

約数ペア:

[(1, 28378075), (5, 5675615), (11, 2579825), (25, 1135123), (37, 766975), (55, 515965), (185, 153395), (275, 103193), (407, 69725), (925, 30679), (2035, 13945), (2789, 10175)]