2013121187

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{51977}}^1$

素因数の和:52498

約数の個数: 16

約数和(自身を含む): 2514903552

約数和(自身を除く): 501782365

約数列:

[1, 7, 11, 77, 503, 3521, 5533, 38731, 51977, 363839, 571747, 4002229, 26144431, 183011017, 287588741, 2013121187]

約数ペア:

[(1, 2013121187), (7, 287588741), (11, 183011017), (77, 26144431), (503, 4002229), (3521, 571747), (5533, 363839), (38731, 51977)]