278144042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{39883}}^1$

素因数の和:40213

約数の個数: 16

約数和(自身を含む): 456592032

約数和(自身を除く): 178447990

約数列:

[1, 2, 11, 22, 317, 634, 3487, 6974, 39883, 79766, 438713, 877426, 12642911, 25285822, 139072021, 278144042]

約数ペア:

[(1, 278144042), (2, 139072021), (11, 25285822), (22, 12642911), (317, 877426), (634, 438713), (3487, 79766), (6974, 39883)]