231081985

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1\times {\mathrm{619}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 279892800

約数和(自身を除く): 48810815

約数列:

[1, 5, 197, 379, 619, 985, 1895, 3095, 74663, 121943, 234601, 373315, 609715, 1173005, 46216397, 231081985]

約数ペア:

[(1, 231081985), (5, 46216397), (197, 1173005), (379, 609715), (619, 373315), (985, 234601), (1895, 121943), (3095, 74663)]