561704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 1239840

約数和(自身を除く): 678136

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 491, 572, 982, 1144, 1964, 3928, 5401, 6383, 10802, 12766, 21604, 25532, 43208, 51064, 70213, 140426, 280852, 561704]

約数ペア:

[(1, 561704), (2, 280852), (4, 140426), (8, 70213), (11, 51064), (13, 43208), (22, 25532), (26, 21604), (44, 12766), (52, 10802), (88, 6383), (104, 5401), (143, 3928), (286, 1964), (491, 1144), (572, 982)]