257427482

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{32251}}^1$

素因数の和:32573

約数の個数: 16

約数和(自身を含む): 417211872

約数和(自身を除く): 159784390

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 32251, 64502, 419263, 838526, 9901057, 19802114, 128713741, 257427482]

約数ペア:

[(1, 257427482), (2, 128713741), (13, 19802114), (26, 9901057), (307, 838526), (614, 419263), (3991, 64502), (7982, 32251)]