15721284129

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{24223}}^1\times {\mathrm{4603}}^1$

素因数の和:28876

約数の個数: 16

約数和(自身を含む): 21413240832

約数和(自身を除く): 5691956703

約数列:

[1, 3, 47, 141, 4603, 13809, 24223, 72669, 216341, 649023, 1138481, 3415443, 111498469, 334495407, 5240428043, 15721284129]

約数ペア:

[(1, 15721284129), (3, 5240428043), (47, 334495407), (141, 111498469), (4603, 3415443), (13809, 1138481), (24223, 649023), (72669, 216341)]