67654389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 102698496

約数和(自身を除く): 35044107

約数列:

[1, 3, 11, 33, 37, 67, 111, 201, 407, 737, 827, 1221, 2211, 2479, 2481, 7437, 9097, 27269, 27291, 30599, 55409, 81807, 91797, 166227, 336589, 609499, 1009767, 1828497, 2050133, 6150399, 22551463, 67654389]

約数ペア:

[(1, 67654389), (3, 22551463), (11, 6150399), (33, 2050133), (37, 1828497), (67, 1009767), (111, 609499), (201, 336589), (407, 166227), (737, 91797), (827, 81807), (1221, 55409), (2211, 30599), (2479, 27291), (2481, 27269), (7437, 9097)]