978049101728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{1621}}^1\times {\mathrm{992371}}^1$

素因数の和:994021

約数の個数: 48

約数和(自身を含む): 2028130503840

約数和(自身を除く): 1050081402112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 1621, 3242, 6484, 12968, 25936, 30799, 51872, 61598, 123196, 246392, 492784, 985568, 992371, 1984742, 3969484, 7938968, 15877936, 18855049, 31755872, 37710098, 75420196, 150840392, 301680784, 603361568, 1608633391, 3217266782, 6434533564, 12869067128, 25738134256, 30564034429, 51476268512, 61128068858, 122256137716, 244512275432, 489024550864, 978049101728]

約数ペア:

[(1, 978049101728), (2, 489024550864), (4, 244512275432), (8, 122256137716), (16, 61128068858), (19, 51476268512), (32, 30564034429), (38, 25738134256), (76, 12869067128), (152, 6434533564), (304, 3217266782), (608, 1608633391), (1621, 603361568), (3242, 301680784), (6484, 150840392), (12968, 75420196), (25936, 37710098), (30799, 31755872), (51872, 18855049), (61598, 15877936), (123196, 7938968), (246392, 3969484), (492784, 1984742), (985568, 992371)]