689969423

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 840430080

約数和(自身を除く): 150460657

約数列:

[1, 11, 13, 53, 59, 143, 583, 649, 689, 767, 1543, 3127, 7579, 8437, 16973, 20059, 34397, 40651, 81779, 91037, 220649, 447161, 899569, 1001407, 1063127, 1183481, 4824961, 11694397, 13018291, 53074571, 62724493, 689969423]

約数ペア:

[(1, 689969423), (11, 62724493), (13, 53074571), (53, 13018291), (59, 11694397), (143, 4824961), (583, 1183481), (649, 1063127), (689, 1001407), (767, 899569), (1543, 447161), (3127, 220649), (7579, 91037), (8437, 81779), (16973, 40651), (20059, 34397)]