278380649198

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{5119}}^1\times {\mathrm{632347}}^1$

素因数の和:637511

約数の個数: 16

約数和(自身を含む): 427366072320

約数和(自身を除く): 148985423122

約数列:

[1, 2, 43, 86, 5119, 10238, 220117, 440234, 632347, 1264694, 27190921, 54381842, 3236984293, 6473968586, 139190324599, 278380649198]

約数ペア:

[(1, 278380649198), (2, 139190324599), (43, 6473968586), (86, 3236984293), (5119, 54381842), (10238, 27190921), (220117, 1264694), (440234, 632347)]