201290427

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10061}}^1$

素因数の和:10105

約数の個数: 40

約数和(自身を含む): 340900560

約数和(自身を除く): 139610133

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 10061, 20007, 30183, 90549, 130793, 191159, 271647, 392379, 573477, 814941, 1177137, 1720431, 2485067, 3531411, 5161293, 7455201, 10594233, 15483879, 22365603, 67096809, 201290427]

約数ペア:

[(1, 201290427), (3, 67096809), (9, 22365603), (13, 15483879), (19, 10594233), (27, 7455201), (39, 5161293), (57, 3531411), (81, 2485067), (117, 1720431), (171, 1177137), (247, 814941), (351, 573477), (513, 392379), (741, 271647), (1053, 191159), (1539, 130793), (2223, 90549), (6669, 30183), (10061, 20007)]