157212957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3947}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 245597184

約数和(自身を除く): 88384227

約数列:

[1, 3, 11, 17, 33, 51, 71, 187, 213, 561, 781, 1207, 2343, 3621, 3947, 11841, 13277, 39831, 43417, 67099, 130251, 201297, 280237, 738089, 840711, 2214267, 3082607, 4764029, 9247821, 14292087, 52404319, 157212957]

約数ペア:

[(1, 157212957), (3, 52404319), (11, 14292087), (17, 9247821), (33, 4764029), (51, 3082607), (71, 2214267), (187, 840711), (213, 738089), (561, 280237), (781, 201297), (1207, 130251), (2343, 67099), (3621, 43417), (3947, 39831), (11841, 13277)]