128095996

素因数分解:

$2^2\times 7^2\times {\mathrm{257}}^1\times {\mathrm{2543}}^1$

素因数の和:2818

約数の個数: 36

約数和(自身を含む): 261884448

約数和(自身を除く): 133788452

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 257, 514, 1028, 1799, 2543, 3598, 5086, 7196, 10172, 12593, 17801, 25186, 35602, 50372, 71204, 124607, 249214, 498428, 653551, 1307102, 2614204, 4574857, 9149714, 18299428, 32023999, 64047998, 128095996]

約数ペア:

[(1, 128095996), (2, 64047998), (4, 32023999), (7, 18299428), (14, 9149714), (28, 4574857), (49, 2614204), (98, 1307102), (196, 653551), (257, 498428), (514, 249214), (1028, 124607), (1799, 71204), (2543, 50372), (3598, 35602), (5086, 25186), (7196, 17801), (10172, 12593)]