159356421

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{87223}}^1$

素因数の和:87265

約数の個数: 24

約数和(自身を含む): 272138880

約数和(自身を除く): 112782459

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 87223, 261669, 610561, 785007, 1831683, 2529467, 5495049, 7588401, 17706269, 22765203, 53118807, 159356421]

約数ペア:

[(1, 159356421), (3, 53118807), (7, 22765203), (9, 17706269), (21, 7588401), (29, 5495049), (63, 2529467), (87, 1831683), (203, 785007), (261, 610561), (609, 261669), (1827, 87223)]