89871615

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 165016800

約数和(自身を除く): 75145185

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 257, 285, 409, 771, 855, 1227, 1285, 2045, 2313, 3681, 3855, 4883, 6135, 7771, 11565, 14649, 18405, 23313, 24415, 38855, 43947, 69939, 73245, 105113, 116565, 219735, 315339, 349695, 525565, 946017, 1576695, 1997147, 4730085, 5991441, 9985735, 17974323, 29957205, 89871615]

約数ペア:

[(1, 89871615), (3, 29957205), (5, 17974323), (9, 9985735), (15, 5991441), (19, 4730085), (45, 1997147), (57, 1576695), (95, 946017), (171, 525565), (257, 349695), (285, 315339), (409, 219735), (771, 116565), (855, 105113), (1227, 73245), (1285, 69939), (2045, 43947), (2313, 38855), (3681, 24415), (3855, 23313), (4883, 18405), (6135, 14649), (7771, 11565)]