1211963042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{275321}}^1$

素因数の和:275425

約数の個数: 16

約数和(自身を含む): 1903025664

約数和(自身を除く): 691062622

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 275321, 550642, 8534951, 17069902, 19547791, 39095582, 605981521, 1211963042]

約数ペア:

[(1, 1211963042), (2, 605981521), (31, 39095582), (62, 19547791), (71, 17069902), (142, 8534951), (2201, 550642), (4402, 275321)]