858821768

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{494713}}^1$

素因数の和:494757

約数の個数: 32

約数和(自身を含む): 1899701760

約数和(自身を除く): 1040879992

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 494713, 989426, 1978852, 3462991, 3957704, 6925982, 13851964, 15336103, 27703928, 30672206, 61344412, 107352721, 122688824, 214705442, 429410884, 858821768]

約数ペア:

[(1, 858821768), (2, 429410884), (4, 214705442), (7, 122688824), (8, 107352721), (14, 61344412), (28, 30672206), (31, 27703928), (56, 15336103), (62, 13851964), (124, 6925982), (217, 3957704), (248, 3462991), (434, 1978852), (868, 989426), (1736, 494713)]