72857457

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{8039}}^1$

素因数の和:8117

約数の個数: 24

約数和(自身を含む): 112881600

約数和(自身を除く): 40024143

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 3021, 8039, 9063, 24117, 72351, 152741, 426067, 458223, 1278201, 1374669, 3834603, 8095273, 24285819, 72857457]

約数ペア:

[(1, 72857457), (3, 24285819), (9, 8095273), (19, 3834603), (53, 1374669), (57, 1278201), (159, 458223), (171, 426067), (477, 152741), (1007, 72351), (3021, 24117), (8039, 9063)]