81091728

素因数分解:

$2^4\times 3^2\times {\mathrm{601}}^1\times {\mathrm{937}}^1$

素因数の和:1552

約数の個数: 60

約数和(自身を含む): 227564428

約数和(自身を除く): 146472700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 601, 937, 1202, 1803, 1874, 2404, 2811, 3606, 3748, 4808, 5409, 5622, 7212, 7496, 8433, 9616, 10818, 11244, 14424, 14992, 16866, 21636, 22488, 28848, 33732, 43272, 44976, 67464, 86544, 134928, 563137, 1126274, 1689411, 2252548, 3378822, 4505096, 5068233, 6757644, 9010192, 10136466, 13515288, 20272932, 27030576, 40545864, 81091728]

約数ペア:

[(1, 81091728), (2, 40545864), (3, 27030576), (4, 20272932), (6, 13515288), (8, 10136466), (9, 9010192), (12, 6757644), (16, 5068233), (18, 4505096), (24, 3378822), (36, 2252548), (48, 1689411), (72, 1126274), (144, 563137), (601, 134928), (937, 86544), (1202, 67464), (1803, 44976), (1874, 43272), (2404, 33732), (2811, 28848), (3606, 22488), (3748, 21636), (4808, 16866), (5409, 14992), (5622, 14424), (7212, 11244), (7496, 10818), (8433, 9616)]