15671986515

素因数分解:

$3^4\times 5^1\times {\mathrm{38696263}}^1$

素因数の和:38696280

約数の個数: 20

約数和(自身を含む): 28093487664

約数和(自身を除く): 12421501149

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 38696263, 116088789, 193481315, 348266367, 580443945, 1044799101, 1741331835, 3134397303, 5223995505, 15671986515]

約数ペア:

[(1, 15671986515), (3, 5223995505), (5, 3134397303), (9, 1741331835), (15, 1044799101), (27, 580443945), (45, 348266367), (81, 193481315), (135, 116088789), (405, 38696263)]