28728168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 82513920

約数和(自身を除く): 53785752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 271, 542, 631, 813, 1084, 1262, 1626, 1893, 1897, 2168, 2524, 3252, 3786, 3794, 4417, 5048, 5691, 6504, 7572, 7588, 8834, 11382, 13251, 15144, 15176, 17668, 22764, 26502, 35336, 45528, 53004, 106008, 171001, 342002, 513003, 684004, 1026006, 1197007, 1368008, 2052012, 2394014, 3591021, 4104024, 4788028, 7182042, 9576056, 14364084, 28728168]

約数ペア:

[(1, 28728168), (2, 14364084), (3, 9576056), (4, 7182042), (6, 4788028), (7, 4104024), (8, 3591021), (12, 2394014), (14, 2052012), (21, 1368008), (24, 1197007), (28, 1026006), (42, 684004), (56, 513003), (84, 342002), (168, 171001), (271, 106008), (542, 53004), (631, 45528), (813, 35336), (1084, 26502), (1262, 22764), (1626, 17668), (1893, 15176), (1897, 15144), (2168, 13251), (2524, 11382), (3252, 8834), (3786, 7588), (3794, 7572), (4417, 6504), (5048, 5691)]