843591028

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{1427}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 1731147264

約数和(自身を除く): 887556236

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 491, 602, 982, 1204, 1427, 1964, 2854, 3437, 5708, 6874, 9989, 13748, 19978, 21113, 39956, 42226, 61361, 84452, 122722, 147791, 245444, 295582, 429527, 591164, 700657, 859054, 1401314, 1718108, 2802628, 4904599, 9809198, 19618396, 30128251, 60256502, 120513004, 210897757, 421795514, 843591028]

約数ペア:

[(1, 843591028), (2, 421795514), (4, 210897757), (7, 120513004), (14, 60256502), (28, 30128251), (43, 19618396), (86, 9809198), (172, 4904599), (301, 2802628), (491, 1718108), (602, 1401314), (982, 859054), (1204, 700657), (1427, 591164), (1964, 429527), (2854, 295582), (3437, 245444), (5708, 147791), (6874, 122722), (9989, 84452), (13748, 61361), (19978, 42226), (21113, 39956)]