66972549

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3167}}^1$

素因数の和:3249

約数の個数: 32

約数和(自身を含む): 109486080

約数和(自身を除く): 42513531

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 3167, 7049, 9501, 21147, 22169, 60173, 66507, 167851, 180519, 421211, 503553, 1174957, 1263633, 3189169, 3524871, 9567507, 22324183, 66972549]

約数ペア:

[(1, 66972549), (3, 22324183), (7, 9567507), (19, 3524871), (21, 3189169), (53, 1263633), (57, 1174957), (133, 503553), (159, 421211), (371, 180519), (399, 167851), (1007, 66507), (1113, 60173), (3021, 22169), (3167, 21147), (7049, 9501)]