28541205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8237}}^1$

素因数の和:8266

約数の個数: 48

約数和(自身を含む): 61686144

約数和(自身を除く): 33144939

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 8237, 24711, 41185, 57659, 74133, 90607, 123555, 172977, 271821, 288295, 370665, 453035, 518931, 634249, 815463, 864885, 1359105, 1902747, 2594655, 3171245, 4077315, 5708241, 9513735, 28541205]

約数ペア:

[(1, 28541205), (3, 9513735), (5, 5708241), (7, 4077315), (9, 3171245), (11, 2594655), (15, 1902747), (21, 1359105), (33, 864885), (35, 815463), (45, 634249), (55, 518931), (63, 453035), (77, 370665), (99, 288295), (105, 271821), (165, 172977), (231, 123555), (315, 90607), (385, 74133), (495, 57659), (693, 41185), (1155, 24711), (3465, 8237)]