28889795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1657}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 37961568

約数和(自身を除く): 9071773

約数列:

[1, 5, 11, 55, 317, 1585, 1657, 3487, 8285, 17435, 18227, 91135, 525269, 2626345, 5777959, 28889795]

約数ペア:

[(1, 28889795), (5, 5777959), (11, 2626345), (55, 525269), (317, 91135), (1585, 18227), (1657, 17435), (3487, 8285)]