29878471

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 34997760

約数和(自身を除く): 5119289

約数列:

[1, 7, 61, 167, 419, 427, 1169, 2933, 10187, 25559, 69973, 71309, 178913, 489811, 4268353, 29878471]

約数ペア:

[(1, 29878471), (7, 4268353), (61, 489811), (167, 178913), (419, 71309), (427, 69973), (1169, 25559), (2933, 10187)]