642121758719

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1\times {\mathrm{1201}}^1\times {\mathrm{4339}}^1$

素因数の和:6183

約数の個数: 32

約数和(自身を含む): 761217945600

約数和(自身を除く): 119096186881

約数列:

[1, 7, 29, 203, 607, 1201, 4249, 4339, 8407, 17603, 30373, 34829, 123221, 125831, 243803, 729007, 880817, 2633773, 5103049, 5211139, 18436411, 21141203, 36477973, 76379417, 147988421, 151123031, 534655919, 1057861217, 3163161373, 22142129611, 91731679817, 642121758719]

約数ペア:

[(1, 642121758719), (7, 91731679817), (29, 22142129611), (203, 3163161373), (607, 1057861217), (1201, 534655919), (4249, 151123031), (4339, 147988421), (8407, 76379417), (17603, 36477973), (30373, 21141203), (34829, 18436411), (123221, 5211139), (125831, 5103049), (243803, 2633773), (729007, 880817)]