68511663

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 119822976

約数和(自身を除く): 51311313

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 71, 81, 99, 171, 209, 213, 243, 297, 361, 513, 627, 639, 781, 891, 1083, 1349, 1539, 1881, 1917, 2343, 2673, 3249, 3971, 4047, 4617, 5643, 5751, 7029, 9747, 11913, 12141, 14839, 16929, 17253, 21087, 25631, 29241, 35739, 36423, 44517, 50787, 63261, 76893, 87723, 107217, 109269, 133551, 189783, 230679, 281941, 321651, 327807, 400653, 692037, 845823, 964953, 1201959, 2076111, 2537469, 3605877, 6228333, 7612407, 22837221, 68511663]

約数ペア:

[(1, 68511663), (3, 22837221), (9, 7612407), (11, 6228333), (19, 3605877), (27, 2537469), (33, 2076111), (57, 1201959), (71, 964953), (81, 845823), (99, 692037), (171, 400653), (209, 327807), (213, 321651), (243, 281941), (297, 230679), (361, 189783), (513, 133551), (627, 109269), (639, 107217), (781, 87723), (891, 76893), (1083, 63261), (1349, 50787), (1539, 44517), (1881, 36423), (1917, 35739), (2343, 29241), (2673, 25631), (3249, 21087), (3971, 17253), (4047, 16929), (4617, 14839), (5643, 12141), (5751, 11913), (7029, 9747)]