31490108

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1326

約数の個数: 36

約数和(自身を含む): 61334280

約数和(自身を除く): 29844172

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 169, 338, 481, 676, 962, 1259, 1924, 2518, 5036, 6253, 12506, 16367, 25012, 32734, 46583, 65468, 93166, 186332, 212771, 425542, 605579, 851084, 1211158, 2422316, 7872527, 15745054, 31490108]

約数ペア:

[(1, 31490108), (2, 15745054), (4, 7872527), (13, 2422316), (26, 1211158), (37, 851084), (52, 605579), (74, 425542), (148, 212771), (169, 186332), (338, 93166), (481, 65468), (676, 46583), (962, 32734), (1259, 25012), (1924, 16367), (2518, 12506), (5036, 6253)]