72857403

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 108573296

約数和(自身を除く): 35715893

約数列:

[1, 3, 9, 37, 111, 331, 333, 661, 993, 1983, 2979, 5949, 12247, 24457, 36741, 73371, 110223, 218791, 220113, 656373, 1969119, 8095267, 24285801, 72857403]

約数ペア:

[(1, 72857403), (3, 24285801), (9, 8095267), (37, 1969119), (111, 656373), (331, 220113), (333, 218791), (661, 110223), (993, 73371), (1983, 36741), (2979, 24457), (5949, 12247)]