198870518

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:610

約数の個数: 72

約数和(自身を含む): 394454592

約数和(自身を除く): 195584074

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 121, 154, 217, 242, 341, 434, 539, 541, 682, 847, 1078, 1082, 1519, 1694, 2387, 3038, 3751, 3787, 4774, 5929, 5951, 7502, 7574, 11858, 11902, 16709, 16771, 26257, 26509, 33418, 33542, 41657, 52514, 53018, 65461, 83314, 117397, 130922, 183799, 184481, 234794, 291599, 367598, 368962, 458227, 583198, 821779, 916454, 1291367, 1643558, 2029291, 2582734, 3207589, 4058582, 6415178, 9039569, 14205037, 18079138, 28410074, 99435259, 198870518]

約数ペア:

[(1, 198870518), (2, 99435259), (7, 28410074), (11, 18079138), (14, 14205037), (22, 9039569), (31, 6415178), (49, 4058582), (62, 3207589), (77, 2582734), (98, 2029291), (121, 1643558), (154, 1291367), (217, 916454), (242, 821779), (341, 583198), (434, 458227), (539, 368962), (541, 367598), (682, 291599), (847, 234794), (1078, 184481), (1082, 183799), (1519, 130922), (1694, 117397), (2387, 83314), (3038, 65461), (3751, 53018), (3787, 52514), (4774, 41657), (5929, 33542), (5951, 33418), (7502, 26509), (7574, 26257), (11858, 16771), (11902, 16709)]