71687252

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6408

約数の個数: 48

約数和(自身を含む): 159409152

約数和(自身を除く): 87721900

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 6353, 11284, 12706, 25412, 44471, 82589, 88942, 165178, 177884, 196943, 330356, 393886, 578123, 787772, 1156246, 1378601, 2312492, 2560259, 2757202, 5120518, 5514404, 10241036, 17921813, 35843626, 71687252]

約数ペア:

[(1, 71687252), (2, 35843626), (4, 17921813), (7, 10241036), (13, 5514404), (14, 5120518), (26, 2757202), (28, 2560259), (31, 2312492), (52, 1378601), (62, 1156246), (91, 787772), (124, 578123), (182, 393886), (217, 330356), (364, 196943), (403, 177884), (434, 165178), (806, 88942), (868, 82589), (1612, 44471), (2821, 25412), (5642, 12706), (6353, 11284)]