209224737

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 306500480

約数和(自身を除く): 97275743

約数列:

[1, 3, 9, 109, 271, 327, 787, 813, 981, 2361, 2439, 7083, 29539, 85783, 88617, 213277, 257349, 265851, 639831, 772047, 1919493, 23247193, 69741579, 209224737]

約数ペア:

[(1, 209224737), (3, 69741579), (9, 23247193), (109, 1919493), (271, 772047), (327, 639831), (787, 265851), (813, 257349), (981, 213277), (2361, 88617), (2439, 85783), (7083, 29539)]