31326152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 69854400

約数和(自身を除く): 38528248

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 139, 143, 197, 278, 286, 394, 556, 572, 788, 1112, 1144, 1529, 1576, 1807, 2167, 2561, 3058, 3614, 4334, 5122, 6116, 7228, 8668, 10244, 12232, 14456, 17336, 19877, 20488, 27383, 28171, 39754, 54766, 56342, 79508, 109532, 112684, 159016, 219064, 225368, 301213, 355979, 602426, 711958, 1204852, 1423916, 2409704, 2847832, 3915769, 7831538, 15663076, 31326152]

約数ペア:

[(1, 31326152), (2, 15663076), (4, 7831538), (8, 3915769), (11, 2847832), (13, 2409704), (22, 1423916), (26, 1204852), (44, 711958), (52, 602426), (88, 355979), (104, 301213), (139, 225368), (143, 219064), (197, 159016), (278, 112684), (286, 109532), (394, 79508), (556, 56342), (572, 54766), (788, 39754), (1112, 28171), (1144, 27383), (1529, 20488), (1576, 19877), (1807, 17336), (2167, 14456), (2561, 12232), (3058, 10244), (3614, 8668), (4334, 7228), (5122, 6116)]