28751010281

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{18749}}^1$

素因数の和:18941

約数の個数: 32

約数和(自身を含む): 34560000000

約数和(自身を除く): 5808989719

約数列:

[1, 7, 47, 59, 79, 329, 413, 553, 2773, 3713, 4661, 18749, 19411, 25991, 32627, 131243, 219067, 881203, 1106191, 1481171, 1533469, 6168421, 7743337, 10368197, 51990977, 69615037, 87389089, 363936839, 487305259, 611723623, 4107287183, 28751010281]

約数ペア:

[(1, 28751010281), (7, 4107287183), (47, 611723623), (59, 487305259), (79, 363936839), (329, 87389089), (413, 69615037), (553, 51990977), (2773, 10368197), (3713, 7743337), (4661, 6168421), (18749, 1533469), (19411, 1481171), (25991, 1106191), (32627, 881203), (131243, 219067)]