31069779

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 46362624

約数和(自身を除く): 15292845

約数列:

[1, 3, 13, 39, 43, 97, 129, 191, 291, 559, 573, 1261, 1677, 2483, 3783, 4171, 7449, 8213, 12513, 18527, 24639, 54223, 55581, 106769, 162669, 240851, 320307, 722553, 796661, 2389983, 10356593, 31069779]

約数ペア:

[(1, 31069779), (3, 10356593), (13, 2389983), (39, 796661), (43, 722553), (97, 320307), (129, 240851), (191, 162669), (291, 106769), (559, 55581), (573, 54223), (1261, 24639), (1677, 18527), (2483, 12513), (3783, 8213), (4171, 7449)]