31931568

素因数分解:

$2^4\times 3^2\times {\mathrm{221747}}^1$

素因数の和:221761

約数の個数: 30

約数和(自身を含む): 89364444

約数和(自身を除く): 57432876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 221747, 443494, 665241, 886988, 1330482, 1773976, 1995723, 2660964, 3547952, 3991446, 5321928, 7982892, 10643856, 15965784, 31931568]

約数ペア:

[(1, 31931568), (2, 15965784), (3, 10643856), (4, 7982892), (6, 5321928), (8, 3991446), (9, 3547952), (12, 2660964), (16, 1995723), (18, 1773976), (24, 1330482), (36, 886988), (48, 665241), (72, 443494), (144, 221747)]