15225704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 30912840

約数和(自身を除く): 15687136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 281, 521, 562, 1042, 1124, 2084, 2248, 3653, 4168, 6773, 7306, 13546, 14612, 27092, 29224, 54184, 146401, 292802, 585604, 1171208, 1903213, 3806426, 7612852, 15225704]

約数ペア:

[(1, 15225704), (2, 7612852), (4, 3806426), (8, 1903213), (13, 1171208), (26, 585604), (52, 292802), (104, 146401), (281, 54184), (521, 29224), (562, 27092), (1042, 14612), (1124, 13546), (2084, 7306), (2248, 6773), (3653, 4168)]