81982407

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{1601}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 119611728

約数和(自身を除く): 37629321

約数列:

[1, 3, 13, 39, 101, 169, 303, 507, 1313, 1601, 3939, 4803, 17069, 20813, 51207, 62439, 161701, 270569, 485103, 811707, 2102113, 6306339, 27327469, 81982407]

約数ペア:

[(1, 81982407), (3, 27327469), (13, 6306339), (39, 2102113), (101, 811707), (169, 485103), (303, 270569), (507, 161701), (1313, 62439), (1601, 51207), (3939, 20813), (4803, 17069)]