9909043205

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{7043}}^1$

素因数の和:7421

約数の個数: 32

約数和(自身を含む): 12740060160

約数和(自身を除く): 2831016955

約数列:

[1, 5, 29, 31, 145, 155, 313, 899, 1565, 4495, 7043, 9077, 9703, 35215, 45385, 48515, 204247, 218333, 281387, 1021235, 1091665, 1406935, 2204459, 6331657, 11022295, 31658285, 63929311, 68338229, 319646555, 341691145, 1981808641, 9909043205]

約数ペア:

[(1, 9909043205), (5, 1981808641), (29, 341691145), (31, 319646555), (145, 68338229), (155, 63929311), (313, 31658285), (899, 11022295), (1565, 6331657), (4495, 2204459), (7043, 1406935), (9077, 1091665), (9703, 1021235), (35215, 281387), (45385, 218333), (48515, 204247)]