278300026

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1\times {\mathrm{2141}}^1$

素因数の和:2877

約数の個数: 16

約数和(自身を含む): 422368128

約数和(自身を除く): 144068102

約数列:

[1, 2, 103, 206, 631, 1262, 2141, 4282, 64993, 129986, 220523, 441046, 1350971, 2701942, 139150013, 278300026]

約数ペア:

[(1, 278300026), (2, 139150013), (103, 2701942), (206, 1350971), (631, 441046), (1262, 220523), (2141, 129986), (4282, 64993)]