90810861

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 133142400

約数和(自身を除く): 42331539

約数列:

[1, 3, 19, 29, 57, 87, 137, 401, 411, 551, 1203, 1653, 2603, 3973, 7619, 7809, 11629, 11919, 22857, 34887, 54937, 75487, 164811, 220951, 226461, 662853, 1043803, 1593173, 3131409, 4779519, 30270287, 90810861]

約数ペア:

[(1, 90810861), (3, 30270287), (19, 4779519), (29, 3131409), (57, 1593173), (87, 1043803), (137, 662853), (401, 226461), (411, 220951), (551, 164811), (1203, 75487), (1653, 54937), (2603, 34887), (3973, 22857), (7619, 11919), (7809, 11629)]