31721736189

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{517087}}^1$

素因数の和:517138

約数の個数: 36

約数和(自身を含む): 50341619328

約数和(自身を除く): 18619883139

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 169, 363, 429, 507, 1573, 1859, 4719, 5577, 20449, 61347, 517087, 1551261, 5687957, 6722131, 17063871, 20166393, 62567527, 73943441, 87387703, 187702581, 221830323, 262163109, 813377851, 961264733, 2440133553, 2883794199, 10573912063, 31721736189]

約数ペア:

[(1, 31721736189), (3, 10573912063), (11, 2883794199), (13, 2440133553), (33, 961264733), (39, 813377851), (121, 262163109), (143, 221830323), (169, 187702581), (363, 87387703), (429, 73943441), (507, 62567527), (1573, 20166393), (1859, 17063871), (4719, 6722131), (5577, 5687957), (20449, 1551261), (61347, 517087)]