31714215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1579}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 55211520

約数和(自身を除く): 23497305

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 1579, 4017, 4737, 6695, 7895, 20085, 20527, 23685, 61581, 102635, 162637, 307905, 487911, 813185, 2114281, 2439555, 6342843, 10571405, 31714215]

約数ペア:

[(1, 31714215), (3, 10571405), (5, 6342843), (13, 2439555), (15, 2114281), (39, 813185), (65, 487911), (103, 307905), (195, 162637), (309, 102635), (515, 61581), (1339, 23685), (1545, 20527), (1579, 20085), (4017, 7895), (4737, 6695)]