42215524

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:544

約数の個数: 36

約数和(自身を含む): 80656884

約数和(自身を除く): 38441360

約数列:

[1, 2, 4, 13, 26, 52, 169, 197, 317, 338, 394, 634, 676, 788, 1268, 2561, 4121, 5122, 8242, 10244, 16484, 33293, 53573, 62449, 66586, 107146, 124898, 133172, 214292, 249796, 811837, 1623674, 3247348, 10553881, 21107762, 42215524]

約数ペア:

[(1, 42215524), (2, 21107762), (4, 10553881), (13, 3247348), (26, 1623674), (52, 811837), (169, 249796), (197, 214292), (317, 133172), (338, 124898), (394, 107146), (634, 66586), (676, 62449), (788, 53573), (1268, 33293), (2561, 16484), (4121, 10244), (5122, 8242)]