2729825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 4077120

約数和(自身を除く): 1347295

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 821, 3325, 4105, 5747, 15599, 20525, 28735, 77995, 109193, 143675, 389975, 545965, 2729825]

約数ペア:

[(1, 2729825), (5, 545965), (7, 389975), (19, 143675), (25, 109193), (35, 77995), (95, 28735), (133, 20525), (175, 15599), (475, 5747), (665, 4105), (821, 3325)]