51761187

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 56

約数和(自身を含む): 84729360

約数和(自身を除く): 32968173

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 101, 111, 171, 243, 303, 333, 513, 703, 729, 909, 999, 1539, 1919, 2109, 2727, 2997, 3737, 4617, 5757, 6327, 8181, 8991, 11211, 13851, 17271, 18981, 24543, 26973, 33633, 51813, 56943, 71003, 73629, 100899, 155439, 170829, 213009, 302697, 466317, 512487, 639027, 908091, 1398951, 1917081, 2724273, 5751243, 17253729, 51761187]

約数ペア:

[(1, 51761187), (3, 17253729), (9, 5751243), (19, 2724273), (27, 1917081), (37, 1398951), (57, 908091), (81, 639027), (101, 512487), (111, 466317), (171, 302697), (243, 213009), (303, 170829), (333, 155439), (513, 100899), (703, 73629), (729, 71003), (909, 56943), (999, 51813), (1539, 33633), (1919, 26973), (2109, 24543), (2727, 18981), (2997, 17271), (3737, 13851), (4617, 11211), (5757, 8991), (6327, 8181)]