16481915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 20756736

約数和(自身を除く): 4274821

約数列:

[1, 5, 23, 115, 251, 571, 1255, 2855, 5773, 13133, 28865, 65665, 143321, 716605, 3296383, 16481915]

約数ペア:

[(1, 16481915), (5, 3296383), (23, 716605), (115, 143321), (251, 65665), (571, 28865), (1255, 13133), (2855, 5773)]