321875512

素因数分解:

$2^3\times 7^2\times {\mathrm{643}}^1\times {\mathrm{1277}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 703692360

約数和(自身を除く): 381816848

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 643, 1277, 1286, 2554, 2572, 4501, 5108, 5144, 8939, 9002, 10216, 17878, 18004, 31507, 35756, 36008, 62573, 63014, 71512, 125146, 126028, 250292, 252056, 500584, 821111, 1642222, 3284444, 5747777, 6568888, 11495554, 22991108, 40234439, 45982216, 80468878, 160937756, 321875512]

約数ペア:

[(1, 321875512), (2, 160937756), (4, 80468878), (7, 45982216), (8, 40234439), (14, 22991108), (28, 11495554), (49, 6568888), (56, 5747777), (98, 3284444), (196, 1642222), (392, 821111), (643, 500584), (1277, 252056), (1286, 250292), (2554, 126028), (2572, 125146), (4501, 71512), (5108, 63014), (5144, 62573), (8939, 36008), (9002, 35756), (10216, 31507), (17878, 18004)]