87851649

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 126950400

約数和(自身を除く): 39098751

約数列:

[1, 3, 19, 57, 59, 151, 173, 177, 453, 519, 1121, 2869, 3287, 3363, 8607, 8909, 9861, 10207, 26123, 26727, 30621, 78369, 169271, 193933, 496337, 507813, 581799, 1489011, 1541257, 4623771, 29283883, 87851649]

約数ペア:

[(1, 87851649), (3, 29283883), (19, 4623771), (57, 1541257), (59, 1489011), (151, 581799), (173, 507813), (177, 496337), (453, 193933), (519, 169271), (1121, 78369), (2869, 30621), (3287, 26727), (3363, 26123), (8607, 10207), (8909, 9861)]