261640314

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{372707}}^1$

素因数の和:372731

約数の個数: 32

約数和(自身を含む): 626149440

約数和(自身を除く): 364509126

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 372707, 745414, 1118121, 2236242, 3354363, 4845191, 6708726, 9690382, 10063089, 14535573, 20126178, 29071146, 43606719, 87213438, 130820157, 261640314]

約数ペア:

[(1, 261640314), (2, 130820157), (3, 87213438), (6, 43606719), (9, 29071146), (13, 20126178), (18, 14535573), (26, 10063089), (27, 9690382), (39, 6708726), (54, 4845191), (78, 3354363), (117, 2236242), (234, 1118121), (351, 745414), (702, 372707)]