2578996868

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{236779}}^1$

素因数の和:237179

約数の個数: 24

約数和(自身を含む): 5171275200

約数和(自身を除く): 2592278332

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 10892, 236779, 473558, 947116, 1657453, 3314906, 6629812, 92107031, 184214062, 368428124, 644749217, 1289498434, 2578996868]

約数ペア:

[(1, 2578996868), (2, 1289498434), (4, 644749217), (7, 368428124), (14, 184214062), (28, 92107031), (389, 6629812), (778, 3314906), (1556, 1657453), (2723, 947116), (5446, 473558), (10892, 236779)]