163219693

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 203121216

約数和(自身を除く): 39901523

約数列:

[1, 7, 13, 91, 169, 281, 491, 1183, 1967, 3437, 3653, 6383, 25571, 44681, 47489, 82979, 137971, 332423, 580853, 965797, 1793623, 12555361, 23317099, 163219693]

約数ペア:

[(1, 163219693), (7, 23317099), (13, 12555361), (91, 1793623), (169, 965797), (281, 580853), (491, 332423), (1183, 137971), (1967, 82979), (3437, 47489), (3653, 44681), (6383, 25571)]